Algebra 1 Review

Equations

100

147=-7(k-9)

k=-12

200

(k/7) -7 =-9

k= -12

300

12-9(-9+7x)=-3-9(1+7x)

No Solution

400

-4(1+10k)+2(5k+2)= -9k-7k

k=0

500

3(n-11)+6=3(n-9)

All Real Numbers

Infinite Solutions

Inequalities

100

Solve and graph.

-7(b-4)(<or equal to)38-5b

b(> or equal to)-5

200

Solve and graph.

-26-7n<8(-5n-8)+5

n<-1

300

Solve and graph.

7<4x+3<23

1<x<5

400

-7-8(r+4)>-8r-34

No Solution

500

-2 l2x-1l +3 <-7

x<-2 or x>3

Function

100

Graph, state the slope and y-intercept.

y=1/2x+4

y-intercept (0,4)

slope 1/2

200

Graph and state the intercepts

2x-4y=16

x intercept (8,0)

y intercept (0,-4)

300

Graph state the slope and point

y-3=1/4(x+5)

point (-5,3)

slope 1/4

400

f(n)=ln+9l when f(-18)

f(-18)=9

500

g(x)=x²-x+12 g(-2)

g(-2)=18

Linear Equations

100

Write an equation in point slope form.

(4,6) (3,-2)

y-6=8(x-4)

200

Write an equation in slope intercept form.

(2,2) (3,40

y=2x-2

300

Write the equation in standard from.

(-8,-8) (-3,2)

6x-y=-56

400

Write an equation of a line parallel.

(3,-6) to y=-2x+7

y=-2x

500

Write an equation of a line perpendicular.

(-4,5) to y=-2/3x+8

y=3/2x+3