3x + 10 = 31
x = 7
-4(m - 3)
-4m + 12
13x + 19 + 4x
17x + 19
x/4 = 20
x = 80
You bought a magazine for $5 and four erasers. You spent a total of $25. How much did each eraser cost?
$5
50z - 40 = 260
z = 6
-4(m - 3) = 36
m = -6
56x + 49y - 18x + 55y
38x + 104y
x = 23
Imani spent half of her weekly allowance playing mini-golf. To earn more money her parents let her wash the car for $4. What is her weekly allowance if she ended with $12?
$16
8 + 5v = 88
v = 16
13 + 3(9 + x)
40 + 3x
13 - 56u + 29 - 18t - 17u
-18t -73u + 42
x = -1
Jill sold half of her comic books and then bought sixteen more. She now has 36. With how many did she begin?
40 comic books
100 = -3c + 10
c = -30
13 + 3(9 + x) = 43
x = 1
15x + 19 - 10x = 140 + 4x + 560
x = 681
.2x - 15.6 = 79.5x + 19
x = -.436
For a field trip 4 students rode in cars and the rest filled nine buses. How many students were in each bus if 472 students were on the trip?
52 students
-480 = -60 - 42y
y = 10
3(x+6) = 9(10 - 4x)
x = 72/39 OR 1.85
42g + 982b - 802u + 523i - 4326131643m
42g + 982b - 802u + 523i - 4326131643m
.88(5x - 12) = 80 + 4x - 76
x = 36.4
The Cooking Club made some pies to sell at a basketball game to raise money for the new math books. The cafeteria contributed four pies to the sale. Each pie was then cut into five pieces and sold. There were a total of 60 pieces to sell. How many pies did the club make?
8 pies