5+7x=11+9

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Solution for 5+7x=11+9 equation: 


Simplifying
5 + 7x = 11 + 9

Combine like terms: 11 + 9 = 20
5 + 7x = 20

Solving
5 + 7x = 20

Solving for variable 'x'.

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

Add '-5' to each side of the equation.
5 + -5 + 7x = 20 + -5

Combine like terms: 5 + -5 = 0
0 + 7x = 20 + -5
7x = 20 + -5

Combine like terms: 20 + -5 = 15
7x = 15

Divide each side by '7'.
x = 2.142857143

Simplifying
x = 2.142857143

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