3p+4=7p-12

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Solution for 3p+4=7p-12 equation:


Simplifying
3p + 4 = 7p + -12

Reorder the terms:
4 + 3p = 7p + -12

Reorder the terms:
4 + 3p = -12 + 7p

Solving
4 + 3p = -12 + 7p

Solving for variable 'p'.

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

Add '-7p' to each side of the equation.
4 + 3p + -7p = -12 + 7p + -7p

Combine like terms: 3p + -7p = -4p
4 + -4p = -12 + 7p + -7p

Combine like terms: 7p + -7p = 0
4 + -4p = -12 + 0
4 + -4p = -12

Add '-4' to each side of the equation.
4 + -4 + -4p = -12 + -4

Combine like terms: 4 + -4 = 0
0 + -4p = -12 + -4
-4p = -12 + -4

Combine like terms: -12 + -4 = -16
-4p = -16

Divide each side by '-4'.
p = 4

Simplifying
p = 4

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