Is the number given a solution to the given equation?
6x + 20 = 50 when x = 5
Is the number given a solution to the given equation?
16 = 3y + 6 when y = -3
Is the number given a solution to the given equation?
4 = 12 - 8a when a = 0
Is the number given a solution to the given equation?
3w - 7 = -1 when w = 2
Solve the equation.
k + 3 = 17
Solve the equation.
8 = b - 1
Solve the equation.
w - 15 = 5
Solve the equation.
8n = 24
Solve the equation.
-28 = 4s
Solve the equation.
2 = 3a - 7
Solve the equation.
12 = -2(q + 5)
Solve the equation.
6(t - 1) = 18
Solve the equation.
-c + 8 = 3c
Solve the equation.
7x = 4 + 3x
Solve the equation.
Solve the equation.
Solve the equation.
What is 45% of 80?
A $20 book is on sale for 15% off. Find the sale price.
Find the discount on a $10 t-shirt that is on sale for 20% off.