10(x+72)=-20(4-x)

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Solution for 10(x+72)=-20(4-x) equation: 


Simplifying
10(x + 72) = -20(4 + -1x)

Reorder the terms:
10(72 + x) = -20(4 + -1x)
(72 * 10 + x * 10) = -20(4 + -1x)
(720 + 10x) = -20(4 + -1x)
720 + 10x = (4 * -20 + -1x * -20)
720 + 10x = (-80 + 20x)

Solving
720 + 10x = -80 + 20x

Solving for variable 'x'.

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

Add '-20x' to each side of the equation.
720 + 10x + -20x = -80 + 20x + -20x

Combine like terms: 10x + -20x = -10x
720 + -10x = -80 + 20x + -20x

Combine like terms: 20x + -20x = 0
720 + -10x = -80 + 0
720 + -10x = -80

Add '-720' to each side of the equation.
720 + -720 + -10x = -80 + -720

Combine like terms: 720 + -720 = 0
0 + -10x = -80 + -720
-10x = -80 + -720

Combine like terms: -80 + -720 = -800
-10x = -800

Divide each side by '-10'.
x = 80

Simplifying
x = 80

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