HW- 8th grade and Algebra

Today you were given a practice exam for the PARCC. I would like you to complete at least half of the problems. I will review parts of it tomorrow so be ready with specific questions and clarifications you would like to cover. 

HW- Eighth Afternoon

Complete the following on loose-leaf paper to turn in.

1.)  y = 5x - 8  Test the point (4, 18).  Prove if it fits on the line or not.  Find three other points that do fit on the line. Show your work


2.)  y = -2x + 7  Test the point (3, 1).  Prove if it fits on the line or not.  Find three other points that do fit on the line.  Show your work.


3.)  4x + 2y = 10  Test the point (2, 1).  Prove if it fits on the line or not.  Find three other points that do fit on the line.  Show your work.

4.)  5x - 3y = 15 Test the point (4, 2).  Prove if it fits on the line or not.  Find three other points that do fit on the line.  Show your work.

HW- 8th Afternoon- Thursday Feb 11

Rewrite the following equations into slope-intercept form.  Solve for y.


1.)  5X + Y = 40    2.)  3X + Y =  10


3.)  7X - 3Y =  21   4.)  9X - 4Y = 24

5.)  -4X + 3Y = 18   6.)  -5X  - 8Y =  -32

HW- Friday January 16 - EIGHTH Afternoon

For homework complete the Vending Machine sheet.  We will go over it on Monday. Think about how a vending machine, its prices, and items, can represent a function.  What would be the input?  What would be the output?

HW- Monday December 8 - EIGHTH Grade

For today, finish problem #3 that was passed out in class.  Find the area of the triangles, squares, and combine them.

Hw - Thursday December 4 - EIGHTH Grade

Solve the following problems using distance or pythagorean theorem.


1.)  Find the distance between Point M (9, 11)   and P  ( 13, 14)

2.)   Find the distance between Q (3, 8)  and R (9, 16)

3.)  Find the distance between B ( - 8, -3 )  and Z (4, 3)

4.)  Find the distance between M (-12, 10)  and D (  2, - 2)

5.)  Explain in your own words how pythagorean theorem is similar to the distance formula discussed in class today.

HW- Wednesday December 3 - EIGHTH Grade

Use your grid paper and Pythagorean theorem to find the distance between the following sets of points.


1.)  Find the distance between Point A (0, 0) and B (10, 8)

2.)  Find the distance between Point E (-11, 6)  and F (-1, 14)

3.)  Find the distance between Point J ( 4, 4) and K (12, 10)

4.)  Find the distance between Point O (2, 2)  and P (10, 8)

HW- Monday December 1 - EIGHTH AFTERNOON

Complete the following on loose leaf paper.  Use Pythagorean Theorem to help you solve, show your steps.

1.) A right triangle with sides 7 and 11. Find the hypotenuse

2.)  A right triangle with sides 15 and 20.  Find the hypotenuse.

3.) A right triangle with hypotenuse 12 and side 4, find the remaining side.

4.) A right triangle with hypotenuse 21 and side 10, find the remaining side.

Challenge

**5.)  A right triangle with sides 12 and 18.  What can be the measurement of the remaining side?  (There are two possible answers). 

** 6.) A right triangle with a hypotenuse of 10.  What are the possible measurements of the remaining sides? (there can be multiple correct responses). 

HW - Friday November 21 - SEVENTH and EIGHTH

No homework due to our quiz today.  Enjoy your weekend!

HW - Thursday, November 20 - SEVENTH and EIGHTH Afternoo

There will be a quiz on inequalities and equations tomorrow.  Complete the following problems as practice.

Graph the following inequalities
1.)  X >  50  and X ≤ 100    2.)   X  >  35 and  X <  200


3.)   X >  3/2   and  X < 2   4.)   -5 <  X  and  24 > X


4.)  X >  40  or X  <   65      6.)   84 < X  or  60 > X



7.)   3X  +  4  <   5X  +  20

8.)  -6X  +  14  >  8X  +  32

HW- Wednesday November 19- SEVENTH and EIGHTH Afternoon

Complete the following for homework on loose leaf paper.  There will be a test on Friday.

Graph the following inequalities on number lines.

1.) X > 5  and X < 8        2.)  X < 9  or X > 15

3.)  X ≥ 13  and X ≤ 20      4.)  X ≤ 2  or X ≥ 8

5.)  X >  1 and X ≤ 9         6.)   X ≤ 0  or X > 6

Solve the following inequalities.
7.)  5X  + 10  >  7X  -  22         8.)  -8X  - 15  ≤  12X  +  31

9.)  X/3     + 5  >   10              10.)  X/5  + 3  ≤  8

Challenge, try it!
** 11.)   X/4  +  20  ≤  3X + 4

HW- Monday November 17- SEVENTH and EIGHTH Afternoon

Solve the following inequalities involving negative numbers. Remember the rule discussed in class.  Show your work, test your answers, and graph them on a number line.


1.) What is the difference between  
-3X  >  18       and 3X > 18  
Solve both and test your solutions.  Graph them on number lines. 


2.)  -6X  ≤  72            3.)   -10X  ≥  100             4.)  -3X  <  39



Solve the following and be careful with the signs.  Know when to flip the inequality and when to keep it the same.  Graph on a number line. 

5.)  6X + 10 <  58            6.)   -6X + 10 < 58           7.)  3X - 11 ≥ 10

8.)  -4X  -10 ≤   30        9.)  9X  -15 >  30     10.)  5X - 12  ≥  -32

HW- Thursday, November 13, 2014 -- SEVENTH AND EIGHTH

Complete the following on loose-leaf paper.  Show all of your steps and be ready with any questions in class.

Solve the inequalities and graph the solution on a number line.

1.)  2X  - 15 < 10        2.)  3X - 13 ≤ 23         3.)  4X + 5 > 41


4.)  6X - 11 ≥ 61          5.)  9X - 21 > 70         6.)     12X - 10 < 38


* 7.)  5X - 13 < 30      * 8.)  8X +  21 ≥ 15

HW- Wednesday November 5, 2014-- EIGHTH Afternoon

Complete the following on loose leaf paper

1.)  (x / 4) + 8 = 13     2.) (x / 3) - 16 = 4

3.) (M / 7) + 15 = 22       4.) ( C / 5 ) - 3  = 4

Use the short way or long way to solve the following equations with fractions.  Your answers may be in the form of improper fractions. Be sure to show your work.

5.)  (2X/5)  -3 = 10

6.)  (4X/3) + 3 = 12

HW- Wednesday October 29 - EIGHTH Afternoon

Complete the following in your journals.  You will have a quiz tomorrow and can use these for help.


Solve the following equations using any method we have learned. Show your work.

1.)  11x + 24 =  101           2.)   7x - 33 = 16


3.)  8x -43  = 3x + 17       4.) 6x - 11 = 4x + 21


5.)  5x - 10 =  2x + 10       6.)  (-7x) + 10 = 3x -20

Use distributive property to help solve the following.

7.)  6(x+10) -40 = 3(2x + 30) - 70

** what happened at the end of #7?

8.) 3x + 10  =  3x + 30

** what happened with #8? What is your solution? Explain

EIGHTH AFTERNOON- HW for Monday October 27

Complete the following on loose leaf paper.  Use any method to help you solve the problems. If you divide first, it may get tough because of fractions, so try to divide at the end. Show all of your steps and be ready to discuss any questions in class tomorrow.


1.)   4x + 8 = 36      2.)  3x + 12 = 42

3.)  5x + 6 = 41       4.) 8x + 12 = 76


5.)  3x - 8  = 33      6.)  4x - 9 = 40

**  Simplify the expressions using distributive property or like terms before you solve.


7.)  3(x + 4) + 2 = 62


8.)   x + x + 10 + 14 + x =  30

Hw- Monday October 20-- 8th afternoon

Complete the Burger problem that was handed out today. 

HW- Friday October 17 - 8th AFTERNOON

On loose leaf paper to turn in, complete the following problems on scientific notation.


Rewrite the following numbers in Scientific Notation.

1.)  62,500,000      2.)  1,230      3.)  8,890,000

4.)  89,875,000      5.)   678,900,000


6.)   0.456          7.)  0.0000000678      8.)   0.089

9.)  0.000005555      10.  0.008987

HW- Thursday October 2-- 8th AFTERNOON

1. Jimmy drew a polygon with points M(2,8) N (4,9), O( 5, 11), and P (10, 15)

He reflected the polygon over the y-axis, translated the polygon 3 units up, and dilated it 4 times larger (horizontally and vertically).  
List the new coordinates for M', N', O', P'



2. Mario drew the same polygon with points M(2,8) N (4,9), O( 5, 11), and P (10, 15)

He reflected the polygon over the x-axis,  translated the polygon 4 units down, then dilated the polygon 3 times horizontally (not vertically). 
 List the new coordinates for M', N', O', P'

HW- Wednesday October 1- 8th AFTERNOON

Complete the following answers on loose leaf paper to turn in.

1. Jimmy drew a polygon with points M(3,8) N (6,9), O( 7, 11), and P (4, 15)

He reflected the polygon over the x-axis and then translated the polygon 8 units up.  List the new coordinates for M', N', O', P'



2. Mario drew the same polygon with points M(3,8) N (6,9), O( 7, 11), and P (4, 15).

He translated the polygon 8 units up then reflected the polygon over the x-axis List the new coordinates for M', N', O', P'


How did the coordinates in #1 differ from the coordinates in #2?