3x+11=89-7x

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Solution for 3x+11=89-7x equation:


Simplifying
3x + 11 = 89 + -7x

Reorder the terms:
11 + 3x = 89 + -7x

Solving
11 + 3x = 89 + -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.
11 + 3x + 7x = 89 + -7x + 7x

Combine like terms: 3x + 7x = 10x
11 + 10x = 89 + -7x + 7x

Combine like terms: -7x + 7x = 0
11 + 10x = 89 + 0
11 + 10x = 89

Add '-11' to each side of the equation.
11 + -11 + 10x = 89 + -11

Combine like terms: 11 + -11 = 0
0 + 10x = 89 + -11
10x = 89 + -11

Combine like terms: 89 + -11 = 78
10x = 78

Divide each side by '10'.
x = 7.8

Simplifying
x = 7.8

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