A plumber has a 40-ft piece of a PVC pipe. How many 7/5-foot pieces can be cut from the 40-foot piece ?
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Answer:
Step-by-step explanation:
Angles on a straight line add up to 180 degrees.
We can create an equation.
x + 165 = 180
Solve for x.
Subtract 165 from both sides.
x + 165 - 165 = 180 - 165
Simplify the equation.
x = 15