Algebra 2 Review

Two Step Equations

100

Solve for x

2x+5=15

x=5

200

solve for y

y/3-4=2

y=18

300

solve for x

-4x+7=31

x=-6

400

somve for y

12-3y=-3

y=5

500

solve for x

(x+6)/2=-5

x=-16

Finding Slope

100

what is the slope for the line

y=3x-7

x=3

200

find the slope between (2,4) and (6,12)

x=2

300

find the slope between (-1,5) and (3,-3)

x=-2

400

what is the slope of a horizontal line

0

500

find the slope of the line passing through (4,-2) and (4,8)

There is no slope

Undefined

Substitution/Elimination

100

Solve using subsition

y=2x

x+y=9

x=3

y=6

200

Solve using elimination

x+y=10

x-y=4

x=7

y=3

300

sole using substion

y=x-3

2x+y=12

x=5

y=2

400

solve using elimination

2x+3y=12

2x+y=8

x=3

y=2

500

solve with perferred methoid

3x=2y=16

x-2y=0

x=4

y=2

Inequalities

100

solve for x-4>6

x>10

200

solve -3x<12

x>-4

300

solve 2x+1<9

x<4

400

solve 5-2x>13

x<-4

500

solve -2<x+3<8

-5<x<5

Function Notation

100

if f(x)=4x-1 find f(3)

11

200

if f(x)- x^2+2 find F(-4)

18

300

if f(x)=-2x+5 and F(x)=11, what is x?

x=-3

400

if f(x)=6x-7 find f(1/2)

-4

500

if f(x)=x^2-x, find f(-3)

12