2(p-1)=7+p

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Solution for 2(p-1)=7+p equation:


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

Reorder the terms:
2(-1 + p) = 7 + p
(-1 * 2 + p * 2) = 7 + p
(-2 + 2p) = 7 + p

Solving
-2 + 2p = 7 + 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.
-2 + 2p + -1p = 7 + p + -1p

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

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

Add '2' to each side of the equation.
-2 + 2 + 1p = 7 + 2

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

Combine like terms: 7 + 2 = 9
1p = 9

Divide each side by '1'.
p = 9

Simplifying
p = 9

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