7x-84=2x-16

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Solution for 7x-84=2x-16 equation:


Simplifying
7x + -84 = 2x + -16

Reorder the terms:
-84 + 7x = 2x + -16

Reorder the terms:
-84 + 7x = -16 + 2x

Solving
-84 + 7x = -16 + 2x

Solving for variable 'x'.

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

Add '-2x' to each side of the equation.
-84 + 7x + -2x = -16 + 2x + -2x

Combine like terms: 7x + -2x = 5x
-84 + 5x = -16 + 2x + -2x

Combine like terms: 2x + -2x = 0
-84 + 5x = -16 + 0
-84 + 5x = -16

Add '84' to each side of the equation.
-84 + 84 + 5x = -16 + 84

Combine like terms: -84 + 84 = 0
0 + 5x = -16 + 84
5x = -16 + 84

Combine like terms: -16 + 84 = 68
5x = 68

Divide each side by '5'.
x = 13.6

Simplifying
x = 13.6

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