7x+2x-11=70

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Solution for 7x+2x-11=70 equation:


Simplifying
7x + 2x + -11 = 70

Reorder the terms:
-11 + 7x + 2x = 70

Combine like terms: 7x + 2x = 9x
-11 + 9x = 70

Solving
-11 + 9x = 70

Solving for variable 'x'.

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

Add '11' to each side of the equation.
-11 + 11 + 9x = 70 + 11

Combine like terms: -11 + 11 = 0
0 + 9x = 70 + 11
9x = 70 + 11

Combine like terms: 70 + 11 = 81
9x = 81

Divide each side by '9'.
x = 9

Simplifying
x = 9

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