13x+77=90

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Solution for 13x+77=90 equation: 


Simplifying
13x + 77 = 90

Reorder the terms:
77 + 13x = 90

Solving
77 + 13x = 90

Solving for variable 'x'.

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

Add '-77' to each side of the equation.
77 + -77 + 13x = 90 + -77

Combine like terms: 77 + -77 = 0
0 + 13x = 90 + -77
13x = 90 + -77

Combine like terms: 90 + -77 = 13
13x = 13

Divide each side by '13'.
x = 1

Simplifying
x = 1

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