ALgabra 1 8th Grade Honors Unit 1&2 Review

Literal Equations

100

Solve for y:

3y+5x=20

y=(20-5x)/3

200

Solve for h:

A=2bh

h=A/2b

300

Solve for t:

d = rt + s

t=(d-s)/r

400

Solve for x:

m(x-2)=t

x=(t/m)+2

500

Solve for x:

(x/y) + v = m

x=y(m-v)

Solving Absolute Value

100

Solve for x:

|x - 3| = 7

x={-4,10}

200

Solve for x:

|2x + 1| = 5

x={-3,2}

300

Solve for x:

3 |x + 1| = 6

x={-3,1}

400

Solve for x:

-2 |2x + 1| = 10

NO SOLUTION

500

Solve for x:

-2|2x + 2|+1= -11

x={-4,2}

Solving Inequalities

100

Solve for x:

x + 5 > 12

x>7

200

Solve for x:

4x - 7 ≤ 9

x ≤ 4

300

Solve for x:

-2x + 3 ≥ 11

x≤ -4

x≤ -4

400

Solve for x:

(x/3) - 2 < 4

x<18

500

Solve for x:

-3(x - 2) > 6

x < 0

Solving Compound Inequalities

100

Solve this Compound Inequality:

1 < x + 2 ≤ 5

Answer Written:

?<x≤?

-1 < x ≤3

200

Solve for x:

x - 3 < 2 or x -3 > 7

Answer Written:

x<? or x<?

x < 5 or x > 10

300

Solve for x:

-2 ≤ 2x - 4 < 6

Answer Written:

?<x≤?

1 ≤ x <5

400

Solve for x:

2x-1<1 or 1/2x>4

Answer Written:

x<? or x<?

x< 1 or x > 8

500

Solve for x:

x+8 < 9 or x/7 > 1

Answer Written:

x<? or x<?

x<1 or x>7

Graphing and Writing Interval Notation

100

Graph and Write the Interval Notation:

x < 5 or x > 10

(−∞,5) or (10,∞)

200

Graph and Write the Interval Notation:

1 ≤ x <5

[1,5)

300

Graph and Write the Interval Notation:

x<1 or x>7

(−∞,1)∪(7,∞)

400

Graph and Write the Interval Notation:

-1 < x ≤ 3

(−1,3]

500

Graph and Write the Interval Notation:

x< 1 or x > 8

(−∞,1)∪(8,∞)