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17 questions
Write an algebraic expression for the sum of a number and 8.
8x
x-8
x+8
x/8
Write an algebraic expression for 27 decreased by a number.
27 + m
27 – m
m – 27
27 / m
Write a verbal expression for 19a.
the sum of 19 and a number
the difference of 19 and a number
the quotient of 19 and a number
the product of 19 and a number
Evaluate 6(8 – 3).
45
30
11
66
Evaluate 2k + m if k = 11 and m = 5.
32
216
27
18
Evaluate 13 + 6 + 7 + 4.
2184
29
20
30
Simplify 7b + 2b + 3c.
12bc
9b + 3c
7b + 5c
5b + 3c
Simplify 5(2g + 3).
10g + 3
7g + 3
10g + 15
7g + 8
Evaluate 4 · 1 + 6 · 16 + 0.
100
0
8
185
Translate the following sentence into an equation.
Twice a number m minus three equals the sum of m and five.
A 2(m – 3) = m + 5
B 2m – 3 = m + 5
C 2m – 3 = 5m
D 2(m – 3) = 5m
Solve y – 18 = –3.
–21
21
–15
15
Solve 5n = 35.
30
7
40
165
Solve 2t + 1 = 3.
1
–1
2
–2
A number is added to 9. The result is then multiplied by 4 to give a new result of 120. What is the number?
21
39
489
4(n + 9) + 120
Machine A can produce 435 widgets in 3 hours. At this rate, how many widgets can Machine A produce in 7 hours?
21
186
1015
3045
Challenge: 3x + 2(4x - 4) = 3
4
3
2
1
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