3p+7=5(7-p)

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Solution for 3p+7=5(7-p) equation:


Simplifying
3p + 7 = 5(7 + -1p)

Reorder the terms:
7 + 3p = 5(7 + -1p)
7 + 3p = (7 * 5 + -1p * 5)
7 + 3p = (35 + -5p)

Solving
7 + 3p = 35 + -5p

Solving for variable 'p'.

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

Add '5p' to each side of the equation.
7 + 3p + 5p = 35 + -5p + 5p

Combine like terms: 3p + 5p = 8p
7 + 8p = 35 + -5p + 5p

Combine like terms: -5p + 5p = 0
7 + 8p = 35 + 0
7 + 8p = 35

Add '-7' to each side of the equation.
7 + -7 + 8p = 35 + -7

Combine like terms: 7 + -7 = 0
0 + 8p = 35 + -7
8p = 35 + -7

Combine like terms: 35 + -7 = 28
8p = 28

Divide each side by '8'.
p = 3.5

Simplifying
p = 3.5

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