2x = x + 5
x = 5
After school, 16 girls played a volleyball game on the playground. Before the game was over, 9 girls went home. After the game the remaining girls shared 4 large pizzas, each pizza had 7 slices. How many slices of pizza did each girl get?
4 slices
x + 1 = 3x - 5
x = 3
Terry takes 3.9 hours to study for her math test. How many minutes is she studying?
234 minutes
3c - 8 = -8c - 2
c = 1
One elephant runs 10 mph for 45 minutes. How many miles does the elephant run?
7.5 miles
-7a + 4 = a - 16
a = 2 1/2
Joseph is building a rectangular garden. He has 30 feet of fencing. The width of the garden must be 8 feet. What is the length of the garden?
L = 14 ft
p/3 = -9
p = -27
d - 1 = 5d + 3
d = -1
Michael travels 315 miles in 7.1 hours. What is his average speed to the nearest hundredth?
44.37 mph