5 + 8p = 77
p = 9
-20 = -4x - 6x
x = 2
2 (b + 1) -7 = 5
b = 5
There are 8 math classes in 7th grade. Seven are equally sized and the 8th has 32 students. If there are a total of 221 students in the 7th grade, how many are in each of the equally sized math classes.
7x = 32 = 221 x = 27
-n + 2 = 7
n = -5
-15a - 110 + 7a = 90
a = -25
-(r - 8) = -18
r = 26
Nick has $45 coffee gift card. He purchased the same latte 6 times and has $18 left on the card. What was the price of each latte?
6x + 18 = 45 x = $4.50
6 - 6x = 108
x = -17
-8p - 2 + 7p = -9
p = 7
2(4v - 3) - 8 - 2v = 4
v = 3
Mr. Marcus is splitting a huge new pack of pencils equally among his 25 students. After splitting the pencils, he has 4 left. If there were 429 pencils to begin with, how many did each student receive?
25x + 4 = 429 x = 17
m/3 + 2 = 0
m = -6
12 = -4(-6y -3)
y = 0
-a + 2(3a - 3) = 49
a = 11
Beth is 4 years older than two thirds the age of Milo. If Beth is 14 years old, how old is Milo?
2/3x + 4 = 14 x = 15
3 - p = -12
p = 15
1/4 (6c - 2) = 7
c = 5
8 (2c + 3) -9 (c-2) = -7
c = -7
4x - 10 = 66 x = 19