42p-39=66p-87

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Solution for 42p-39=66p-87 equation:


Simplifying
42p + -39 = 66p + -87

Reorder the terms:
-39 + 42p = 66p + -87

Reorder the terms:
-39 + 42p = -87 + 66p

Solving
-39 + 42p = -87 + 66p

Solving for variable 'p'.

Move all terms containing p to the left, all other terms to the right.

Add '-66p' to each side of the equation.
-39 + 42p + -66p = -87 + 66p + -66p

Combine like terms: 42p + -66p = -24p
-39 + -24p = -87 + 66p + -66p

Combine like terms: 66p + -66p = 0
-39 + -24p = -87 + 0
-39 + -24p = -87

Add '39' to each side of the equation.
-39 + 39 + -24p = -87 + 39

Combine like terms: -39 + 39 = 0
0 + -24p = -87 + 39
-24p = -87 + 39

Combine like terms: -87 + 39 = -48
-24p = -48

Divide each side by '-24'.
p = 2

Simplifying
p = 2

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