84=7x-56

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Solution for 84=7x-56 equation:


Simplifying
84 = 7x + -56

Reorder the terms:
84 = -56 + 7x

Solving
84 = -56 + 7x

Solving for variable 'x'.

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

Add '-7x' to each side of the equation.
84 + -7x = -56 + 7x + -7x

Combine like terms: 7x + -7x = 0
84 + -7x = -56 + 0
84 + -7x = -56

Add '-84' to each side of the equation.
84 + -84 + -7x = -56 + -84

Combine like terms: 84 + -84 = 0
0 + -7x = -56 + -84
-7x = -56 + -84

Combine like terms: -56 + -84 = -140
-7x = -140

Divide each side by '-7'.
x = 20

Simplifying
x = 20

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