Writing Algebraic Expressions
The sum of 13 and a number.
13 + x
4 + x - 6
when x = 12
10
What number is the base in the power 163
16
(x2 + 3)
when x = 4
19
10 + 12 / 4
13
The quotient of a number and 10.
2b + (6 - 3)
when b = 7
17
What is the expanded form of the exponent 45?
4 x 4 x 4 x 4 x 4
33 - 8x
when x = 3
3
(12 + 8) x 3 - 2
58
The difference between 15 and 3 times a number.
15 - 3x
5(a + 8 / 2)
when a = 2
30
What is the value of the power 63?
216
2b2 + (30 - 20)
when b = 3
28
4 + 42 + 10 / 2
5
Susan had 50 stickers and gave some to her friend at school. When she got home that day she sorted her stickers into 4 equal piles by color. How many stickers does Susan have in each pile? Represent this situation with an algebraic expression.
(50 - x) / 4
(a + b - 4) / 3
when a = 10 and b = 15
7
What is the value of the powers 52 + 112
146
50 / 2h2
when h = 5
2
5 + [ 2(2 + 4) - 2]
15
Mark bought 6 bags of popcorn at the movies for him and his friends. Each bag of popcorn came with some boxes of candy. Mark's friend snuck in 5 more boxes of candy to the movies. How many total boxes of candy do they have? Represent this situation with an algebraic expression.
6x + 5
100 - [ 3a + (10 - b x 2)]
when a = 20 b = 3
36
What is the value of the power (2/3)3?
8/27
[(6 / 2)2 x 4] + 4
40
52 + (33 - 7) / 2
35