Math Reviews

LINEAR EQUATIONS

100

What is 3x-0=x

x=2

200

What is 2x+4=10

x=3

300

What is 4x-7=7x+5

x = -4

400

2(m+4) = 48

m=18

500

2/3 x - 4 = 2

x = 9

Rational exponents

100

8^2/3

4

200

27^-2/3

1/9

300

16^3/4

8

400

25^-3/2

1/125

500

Simplify x^1/2 . x^1/3

x^5/6

Factors

100

12

1,2,3,4,5,6 and 12

200

18

1 and 18, 2 and 9, and 3 and 6

300

36

1,2,3,4,6,9,12,18

400

90

2x3x3x5

500

4x²⁺ 8x

4x

Factoring by grouping

100

x² + 8 x+ 15

(x+5)(x+3)

200

x² - 12x + 20

(x-10)(x-2)

300

(bc - 3b) + (5c - 15)

(b+5)(c-3)

400

(xy+6y) - ( 4x- 24)

Y-4 x+6

500

(xy + 4x) + (2y + 8)

(x+2) (x+4)

Vocab

100

Fraction 

A part

200

Addition 

To Add

300

Coefficient

The number multiplied by a variable

400

Expression

A math statement with numbers and operations, but no equal sign.

500

Inequality

A statement comparing two unequal expressions using symbols like < or >