-159=-2(6+7p)-7p

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Solution for -159=-2(6+7p)-7p equation:


Simplifying
-159 = -2(6 + 7p) + -7p
-159 = (6 * -2 + 7p * -2) + -7p
-159 = (-12 + -14p) + -7p

Combine like terms: -14p + -7p = -21p
-159 = -12 + -21p

Solving
-159 = -12 + -21p

Solving for variable 'p'.

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

Add '21p' to each side of the equation.
-159 + 21p = -12 + -21p + 21p

Combine like terms: -21p + 21p = 0
-159 + 21p = -12 + 0
-159 + 21p = -12

Add '159' to each side of the equation.
-159 + 159 + 21p = -12 + 159

Combine like terms: -159 + 159 = 0
0 + 21p = -12 + 159
21p = -12 + 159

Combine like terms: -12 + 159 = 147
21p = 147

Divide each side by '21'.
p = 7

Simplifying
p = 7

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