(7+p)3=-9

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Solution for (7+p)3=-9 equation:


Simplifying
(7 + p) * 3 = -9

Reorder the terms for easier multiplication:
3(7 + p) = -9
(7 * 3 + p * 3) = -9
(21 + 3p) = -9

Solving
21 + 3p = -9

Solving for variable 'p'.

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

Add '-21' to each side of the equation.
21 + -21 + 3p = -9 + -21

Combine like terms: 21 + -21 = 0
0 + 3p = -9 + -21
3p = -9 + -21

Combine like terms: -9 + -21 = -30
3p = -30

Divide each side by '3'.
p = -10

Simplifying
p = -10

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