7(p-1)=9-p

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Solution for 7(p-1)=9-p equation:


Simplifying
7(p + -1) = 9 + -1p

Reorder the terms:
7(-1 + p) = 9 + -1p
(-1 * 7 + p * 7) = 9 + -1p
(-7 + 7p) = 9 + -1p

Solving
-7 + 7p = 9 + -1p

Solving for variable 'p'.

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

Add 'p' to each side of the equation.
-7 + 7p + p = 9 + -1p + p

Combine like terms: 7p + p = 8p
-7 + 8p = 9 + -1p + p

Combine like terms: -1p + p = 0
-7 + 8p = 9 + 0
-7 + 8p = 9

Add '7' to each side of the equation.
-7 + 7 + 8p = 9 + 7

Combine like terms: -7 + 7 = 0
0 + 8p = 9 + 7
8p = 9 + 7

Combine like terms: 9 + 7 = 16
8p = 16

Divide each side by '8'.
p = 2

Simplifying
p = 2

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