8(x-80)=9x-84

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Solution for 8(x-80)=9x-84 equation:


Simplifying
8(x + -80) = 9x + -84

Reorder the terms:
8(-80 + x) = 9x + -84
(-80 * 8 + x * 8) = 9x + -84
(-640 + 8x) = 9x + -84

Reorder the terms:
-640 + 8x = -84 + 9x

Solving
-640 + 8x = -84 + 9x

Solving for variable 'x'.

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

Add '-9x' to each side of the equation.
-640 + 8x + -9x = -84 + 9x + -9x

Combine like terms: 8x + -9x = -1x
-640 + -1x = -84 + 9x + -9x

Combine like terms: 9x + -9x = 0
-640 + -1x = -84 + 0
-640 + -1x = -84

Add '640' to each side of the equation.
-640 + 640 + -1x = -84 + 640

Combine like terms: -640 + 640 = 0
0 + -1x = -84 + 640
-1x = -84 + 640

Combine like terms: -84 + 640 = 556
-1x = 556

Divide each side by '-1'.
x = -556

Simplifying
x = -556

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