Exponents
52
25
How many terms are in the following expression?
4x^2+7x-6
3
Write the expression that represents "the sum of 4 and a number x
x+4
Simplify:
5x+x
6x
Which of the following expressions is equivalent to 16x-8
A. 2(8x-8)
B. 4(12x-4)
C. 8(2x+1)
D. 8(2x-1)
D
(2/3)^3
8/27
Name the factors that make up the expression
5y
5 and y
Ben has b dollars. Cam has 77 fewer dollars than Ben. How many dollars does Cam have?
Write your answer as an expression.
b-77
Simplify:
x+x+3x-x
4x
Which expressions are equivalent to 4b? Choose all that apply.
A. b+2(b+2b)
B. 3b+b
C. 2(2b)
B and C
Write the following expression in exponential form.
1/2 * 1/2 * 1/2+4*4
(1/2)^3+4^2
Name the constant in the following expression.
6x+8
8
A bathtub is filling with water at a rate of 60 liters per minute.
How many liters of water are in the bathtub after t minutes?
Write your answer as an expression.
60t
3(x-2)+7x
10x-6
Which expressions are equivalent to 4(4a+5)? Select all that apply.
A. 16a+5
B. 16a+20
C. 12a+20+4a
D. 2(8a+10)
E. 16a+5+4
B, C, D
Evaluate 2.73
19.683
Name the coefficient in the following expression.
3-2x
-2
Write an expression that represents:
Three more than the product of two and a number x.
3+2x
3(3x+2)+2(2x-1)
13x+4
Which of the following expressions are equivalent? Select all that apply
3/4c
A.
(3c)/4
B.
3/(4c)
C.
3/4times c
A and C
Evaluate 4.562
20.7936
Bobby wrote an expression that represents "the product of 5 and the sum of 2c and 6." What are the factors of the expression?
5 and 2c+6
Write an expression that represents:
Four less than the quotient of a number x and 55.
x/55-4
Simplify the expression:
5x^2-3x+2y-x^2
4x^2-3x+2y
Which expressions are equivalent to x+x+x+2
A. 3x+2
B. 3+2x
C. 3(x+2)
D. 2(x+1)-x
E. 5x
A