7(p+9)=-21

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Solution for 7(p+9)=-21 equation:


Simplifying
7(p + 9) = -21

Reorder the terms:
7(9 + p) = -21
(9 * 7 + p * 7) = -21
(63 + 7p) = -21

Solving
63 + 7p = -21

Solving for variable 'p'.

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

Add '-63' to each side of the equation.
63 + -63 + 7p = -21 + -63

Combine like terms: 63 + -63 = 0
0 + 7p = -21 + -63
7p = -21 + -63

Combine like terms: -21 + -63 = -84
7p = -84

Divide each side by '7'.
p = -12

Simplifying
p = -12

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