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100
Solve: 2x + 2 = 18
x = 8
100

Penny buys z T-shirts at $15 each. If she pays $375 for the T-shirts, find the value of z.

25

100

Algebra: What is reciprocal of addition?

subtraction
100

What is reciprocal of Division?

Multiplication

100

What property is shown: (a * b) * c = a(b * c)

Associative Property of Multiplication

200
Solve: 3x + 4 = 7
x = 1
200

Wanda adds 9 to a number. She then multiplies it by 12.The result is 72. What is the value of the number?  

-3

200
What property is shown: 7 + x = x + 7
Commutative Property of Addition
200

What is variable?

a    specific    quantity    with    unknown    value.    The    common    symbols    used    to     represent    variables    are    letters    a,    b,    c,    …,    x,    y,    z.

200

Algebra: What is the markup price of a shirt if it costs $45 with 25% markup?

Algebra: $56.25 

300
Solve: 3x + 3 - 2x = 21
x = 18
300
What is the definition coefficient?

    factors    that    multiply    a    variable    or    powers    of    a    variable

300

Solve: (3x-5)/4 = 5

x = 25/3

300
Solve: (3 - 3x)/7 = 6
x = -13
300

Unlike terms    are    

algebraic    terms    which    have    different    variables    and    power

400
Solve: 4x - 5 - 3x + 2 - 2x = 9
x = -12
400
Simplify: a(b - c) - 2a(c + b)
-1ab - 3ac
400
Simplify: -4(3x - 2) -2(4 + 3x)
-18x
400
Simplify: 22p - 7p + 19 - 15 - 12
15p - 8
400

Simplify: -(x + 7) -2(4x + y)

-9x -7 -2y

500
Solve: 21 = x - 12
x = 33
500

Distribute and solve

-9 (-3x + (-7)) = 117

Algebra: x = 2 

500

Factorize b^2    –    18b    +    81         

(b-9)(b-9)

500

Constants    are    

terms    without    variables

500

    Like terms    are    

algebraic    terms    which    have    the    same    variable    and    power