3p+7=p+4

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


Simplifying
3p + 7 = p + 4

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

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

Solving
7 + 3p = 4 + p

Solving for variable 'p'.

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

Add '-1p' to each side of the equation.
7 + 3p + -1p = 4 + p + -1p

Combine like terms: 3p + -1p = 2p
7 + 2p = 4 + p + -1p

Combine like terms: p + -1p = 0
7 + 2p = 4 + 0
7 + 2p = 4

Add '-7' to each side of the equation.
7 + -7 + 2p = 4 + -7

Combine like terms: 7 + -7 = 0
0 + 2p = 4 + -7
2p = 4 + -7

Combine like terms: 4 + -7 = -3
2p = -3

Divide each side by '2'.
p = -1.5

Simplifying
p = -1.5

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