Integrated Mathematics

Multi Step Equations

100

20=2x

x=10

200

33=-12b+21

b=-1

300

(-3/7)a-2=1

a=-7

400

2(3x-2)=26

x=5

500

-12x+2=-10x+6

x=-2

Solving For the indicated variable

100

Solve for l.

A=lwh

A/(wh)

200

Solve for w.

A=lwh

A/(lw)

300

Solve for A.

A=lwh

A=lwh

400

Solve for y.

5x+2y = 7

y=(7-5x)/2

500

Solve for x.

5x+2y = 7

x=(7-2y)/5

Inequalities

100

Solve for x.

-2x > 2

x < -1

200

How does the greater than or equal sign look?

≥

300

Solve for x.

x-3 ≥  2

x ≥ 5

400

When does the inequality symbol change? (hint: Notes 3 cases)

1. Changing the numbers

2. Multiplication of negatives

3.Division of Negatives

500

-2x-3 ≤ 5

x ≥ -4

Sentences to Expressions

100

The product of 3 and a number

3x

200

3 is subtracted from a number

x-3

300

A number is subtracted by 3

x-3

400

3 is multiplied by the sum of a number and 4

3(x+4)

500

5 is multiplied by the difference of a number and 7

5(x-7)