Solving Equations
combining like terms
True/False
Writing Expressions/Equations
Mathematical terms
100

-7=b-3

b=-4

100

add and combine like terms

4w+w+10w

15w

100

10+17>24

true

10+17

27

100

Jake is 10 years younger than Lizzie

L-10=J

100

Equation

both sides are equal to eachother

contains an = sign


200

x/3=2

x=6

200

add and combine like terms

10x+20x-6x

24x

200

32>64/4 

True

64/4

16 is not greater than 32

200

Brad's age 5 years ago

B-5

200

Expression

fragment of mathematical sentence

NO equal sign


300

6x=54

x=9

300

combine like terms

4y+6y-2

10y-2

300

4(4)= 64

true

42= 16

16(4)=64

300

Lakers scored twice as many points as the Warriors

W(2)=L

300

Variable

symbol for something we don't know yet 

7x+10=24

variable=x

400

4/5 x m= 28

m=35


400

combine like terms 

5x+20y+15y-2x

35y+3x

400

x2 and 2x are like terms

False 

xmeans x times x

2x means 2 times x

400

Lizzie is half of Tina's age

T(1/2)=L

400

Inequality 

A relation between two algebraic expressions using the symbols <, >, ≤, and ≥.

500

6(b+1/2)=27

b=4

500

combine like terms 

3x + 5x + 7y + 9x - 4y+4

17x+3y+4

500

 (8 ÷ 4) ÷ 2 = 8 ÷ (4 ÷ 2)

FALSE (left side = 1 , right side = 4)

500

Max scored 3 times more points than Jimmy

J(3)

500

coefficient 

a number used to multiply a variable 

ex: 4x = 4 times x 

4 is the coefficient