Simplify the expression:
14a + 7 b + 21a - 7
35a + 7b + 7
#6 Evaluate the expression, where z = -7
12 - z + 4
23
#8 Evaluate the expression when b = 32:
4b + b2 x 3
3,200
#1 Simplify the expression by combining like terms:
6a + 9 + 2a + 4 - a2 + 13
26 + 8a - a2
#3 Identify the TERMS, COEFFICIENTS & CONSTANTS:
9x + 2 + 8y
TERMS: 9x, 2, 87
COEFFICIENTS: 9, 8
CONSTANT: 2
#14 Evaluate and combine like terms:
5(2 + 3p - r)
10 + 15p - 5r
#10 Write the phrase as an algebraic expression:
-7 times a number k
-7k
#15 Evaluate and combine like terms:
14(a + 3c - 12b)
14a + 42c - 168b
#13 Evaluate and combine like terms:
7(3z + 8x + 1)
21z + 56x + 7
#5 Evaluate the expression when m = 20
2m ÷ 5 + 42
24
Evaluate the expression using substitution:
45 + 3w, where w = 20
105
#12 Write the phrase as an algebraic expression:
a number t decreased by 17
t - 17
#2 Factor the expression: 45x + 20
5(9x + 4)
Write the phrase as an algebraic expression:
25 less than a number b
25 - b
Write the phrase as an algebraic expression:
95 less than m
m - 95
#4 Identify the TERMS, COEFFICIENTS & CONSTANTS:
3x2 + x + 7
TERMS: 3x2, x, 7
COEFFICIENTS: 3, 1
CONSTANT: 7
#11 Write the phrase as an algebraic expression:
the quotient of 12 and a number h
12 ÷ h OR 12/h
#9 The amount earned for recycling pounds of copper (p) is 2p. How much do you earn for recycling 28 pounds of copper?
#7 Evaluate the expression when x = 20 and y = -4
3y + x
8
Simplify the expression:
3x + 9 + 2x - 5
5x + 4