Solving Equations Using Multiplication and Division
If a number is divided by eleven, the solution is two-fifths. What is the number?
4 2/5
What should be done to both sides of the equation in order to solve -5 m = -40?
Divide by -5.
What is the solution to -5 m = -40?
m = 8
What is being done to the variable in the equation -5 m = -40?
It's being multiplied by -5.
What should be done to both sides of the equation in order to solve n/4 = -12.4?
Multiply by 4.
The cost for a package of five plain T-shirts is $11.35. If c represents the cost of each individual T-shirt, the equation 5 c = 11.35 can be used to find the value of c. Solve for c.
c = $2.27
What is the solution to n/4 = -12.4?
n = -49.6
Leon has to drive 36 miles to work. If he can average a speed of 48 miles per hour, about how long does it take him to get to work each day?
three-fourths of an hour
Solve for u . -24 = u ÷ 6
-144
Solve for b . -9 b = 27
-3
Solve for h . -98 = -7 h
14
If it takes 5 hours to travel 200 miles to the beach, what is the average speed?
200 = r x 5
Solve for q . q/18 = 5
90