7(2x-9)=x+80

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Solution for 7(2x-9)=x+80 equation:


Simplifying
7(2x + -9) = x + 80

Reorder the terms:
7(-9 + 2x) = x + 80
(-9 * 7 + 2x * 7) = x + 80
(-63 + 14x) = x + 80

Reorder the terms:
-63 + 14x = 80 + x

Solving
-63 + 14x = 80 + x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
-63 + 14x + -1x = 80 + x + -1x

Combine like terms: 14x + -1x = 13x
-63 + 13x = 80 + x + -1x

Combine like terms: x + -1x = 0
-63 + 13x = 80 + 0
-63 + 13x = 80

Add '63' to each side of the equation.
-63 + 63 + 13x = 80 + 63

Combine like terms: -63 + 63 = 0
0 + 13x = 80 + 63
13x = 80 + 63

Combine like terms: 80 + 63 = 143
13x = 143

Divide each side by '13'.
x = 11

Simplifying
x = 11

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