7th Grade: Expressions and Equations
7
-34 = -4m - 6
2
1 = -3 + 4p - 2p
9
10x - 11 - 4x = 43
2
12 - 7b + 10b = 18
5
14n + 2 - 7n = 37
2
15 = 2(q + 4) + 3
-9
19 = -3p - 8
2(x - 11)
2 times the difference of a number x and 11
x - 24
24 less than a number x
4
2n + 5 = 13
90
3 = u/6 - 12
9
3 ÷ n + 2m for n = 3 and m = 4
3
3(z - 1) + 8 = 14
13
3x - 2 for x = 5
4(x + 2)
4 times the sum of a number x and 2
5
4x - 3 for x = 2
19
4x - 5 for x = 6
-6
5(m - 2) + 36 = -4
5
5(y - 2) + 6 = 21
75
6 + y/5 = 21
2x - 6
6 less than two times a number x
10
6 ÷ a + 4b for a = 3 and b = 2
2x
6x - 4x
3
7n - 1 - 2n = 14
9x
7x + 2x
36
8 + m/4 = 17
140
9 = x/7 - 11
4
9c + 3 = 39
11
A new one-year membership at Vista Tennis Center costs $160. A registration fee of $28 is paid up front, and the rest is paid monthly. How much do new members pay each month?
x + 5
A number x increased by 5
6
Jamie rented a canoe while she was on vacation. She paid a flat rental fee of $85.00, plus $7.50 each day. Her total cost was $130.00. For how many days did she rent the canoe?
3x - 7
The difference of 3 times a number x and 7
20x
The product of 20 and a number x
x/4
The quotient of a number x and 4
x/9
The quotient of a number x and 9
4x + 2
The sum of 4 times a number x and 2
6
n ÷ 2 + n for n = 4
13
n ÷ 5 + 6m - 3 for n = 5 and m = 2
18
s ÷ 5 + s for s = 15