-7(7-3p)+7=-105

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Solution for -7(7-3p)+7=-105 equation:


Simplifying
-7(7 + -3p) + 7 = -105
(7 * -7 + -3p * -7) + 7 = -105
(-49 + 21p) + 7 = -105

Reorder the terms:
-49 + 7 + 21p = -105

Combine like terms: -49 + 7 = -42
-42 + 21p = -105

Solving
-42 + 21p = -105

Solving for variable 'p'.

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

Add '42' to each side of the equation.
-42 + 42 + 21p = -105 + 42

Combine like terms: -42 + 42 = 0
0 + 21p = -105 + 42
21p = -105 + 42

Combine like terms: -105 + 42 = -63
21p = -63

Divide each side by '21'.
p = -3

Simplifying
p = -3

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