Foundations Math Review

Linear Equations

100

x-9=-6

x=3

200

14+n=5

n=-9

300

4x-3=13

x=4

400

(w-6)/5=8

w=46

500

-4=7k+8-k

k=-2

Slope and y-intercept

100

Find the slope

y=4x+7

m=4

200

Find the y-intercept

y=2x-6

b=-6

300

Find the slope

y+5x=9

m=-5

400

DAILY DOUBLE

Find the y-intercept

3x+3y=9

b=3

500

Find the slope

2x+3y=12

m=-2/3

Writing Linear Equations

100

Write an equation in slope intercept form

m=5

b=-4

y=5x-4

200

Write an equation in slope intercept form

m=1/3

goes through (0,-8)

y=(1/3)x-8

300

Write an equation in slope intercept form

m=2

Goes through (1,3)

y=2x+1

400

Write an equation in slope intercept form

Goes through (0,4) and (5,6)

y=(2/5)x+4

500

Write an equation in slope intercept form

Goes through (-2,-3) and (2,5)

y=2x+1

More Linear Equations

100

9(y-3)=45

y=8

200

DAILY DOUBLE

2x+5=3(x-8)

x=29

300

x+5=11x

x=1/2

400

(15+h)/3=10

h=15

500

2/3y-3=9

y=18

Systems of Linear Equations

100

Solve the system of equations

y=x-3

y=-x+1

(2,-1)

200

Solve the system of equations

y=1-x

-2x+y=4

(-1,2)

300

Solve the system of equations

-2x+2y=-2

2x+y=5

(2,1)

400

Solve the system of equations

x-4y=-3

4x+y=5

(1,1)

500

Solve the system of equations

2x+3y=5

4x+6y=-10

No solution