-5(x+3)2=-80

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Solution for -5(x+3)2=-80 equation:


Simplifying
-5(x + 3) * 2 = -80

Reorder the terms:
-5(3 + x) * 2 = -80

Reorder the terms for easier multiplication:
-5 * 2(3 + x) = -80

Multiply -5 * 2
-10(3 + x) = -80
(3 * -10 + x * -10) = -80
(-30 + -10x) = -80

Solving
-30 + -10x = -80

Solving for variable 'x'.

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

Add '30' to each side of the equation.
-30 + 30 + -10x = -80 + 30

Combine like terms: -30 + 30 = 0
0 + -10x = -80 + 30
-10x = -80 + 30

Combine like terms: -80 + 30 = -50
-10x = -50

Divide each side by '-10'.
x = 5

Simplifying
x = 5

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