Question

This equation shows how the number of pies Percy can bake is related to the number of additional cups of sugar he buys.

p = 2s + 18

The variable s represents the number of additional cups of sugar Percy buys, and the variable p represents the total number of pies he can bake. How many additional cups of sugar does Percy need in order to bake a total of 20 pies?

additional cups of sugar

Answer 1

S=1 pretty self explanatory 2 times 1 plus 18 =20 and 20 equals p