Coordinate Algebra Unit 2 Review

Solving Equations

100

-4m + 8 = 16

What is -2?

200

3x - 9 = -36

What is -9?

300

4s = -4s + 8

What is s = 1?

400

-a - 7 = 2a + 8

What is a= -5 ?

500

-2(3x +1) = 6x - 14

What is x = 1?

Solving Inequalities

100

m/4 > -8

What is m>-32?

200

-6m > 4m +20

What is m > -2?

300

3(-1 +h)<h + 9

What is h < 6?

400

5x + 4 > -10-2x

What is x> -2?

500

1/2x + 6 < 3x + 2

What is x > -4?

Identify Collinear,Parallel,or Intersecting

100

3x=2y - 8 

-3x=-2y + 8 

What is collinear?

200

x-14y=14 

-x+14y=14

What is no solution?

300

12x+18y=-18 

24x+36y=-36

What is parallel?

400

6x-14y=20 

12x-28y=40

What is collinear?

500

8y=x-5 

y - 1/8x=12

What is parallel?

Solving Systems of Equations

100

x - 4y = 1

-x + 3y = 2

What is (-11,-3)?

200

x - 2y = 8

3x - 2y = 12

What is (2, -3)

300

3y + 3 = x

3y - x = -3

What is infinite solutions?

400

y = -2x + 5

y = 2x + 5

What is one solution?

500

4x - y = 1

y = 4x -2

What is no solution?

Solving Systems WORD PROBLEMS

100

This is y = mx + b!

What is Slope Intercept Form of a linear equation

200

This is y = a * b^x

What is General form of an Exponential Equations?

300

This is Ax + By = C

What is Standard form of a linear Equation?

400

This is y = a(1+r/n)^nt

What is the rate form of the Exponential Growth formula?

500

This is y = a(1 - r/n)^nt

What is the rate form of the Exponential decay formula?