6x-84=63-1x

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Solution for 6x-84=63-1x equation:


Simplifying
6x + -84 = 63 + -1x

Reorder the terms:
-84 + 6x = 63 + -1x

Solving
-84 + 6x = 63 + -1x

Solving for variable 'x'.

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

Add 'x' to each side of the equation.
-84 + 6x + x = 63 + -1x + x

Combine like terms: 6x + x = 7x
-84 + 7x = 63 + -1x + x

Combine like terms: -1x + x = 0
-84 + 7x = 63 + 0
-84 + 7x = 63

Add '84' to each side of the equation.
-84 + 84 + 7x = 63 + 84

Combine like terms: -84 + 84 = 0
0 + 7x = 63 + 84
7x = 63 + 84

Combine like terms: 63 + 84 = 147
7x = 147

Divide each side by '7'.
x = 21

Simplifying
x = 21

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