13x+25+8x-39=7

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Solution for 13x+25+8x-39=7 equation:


Simplifying
13x + 25 + 8x + -39 = 7

Reorder the terms:
25 + -39 + 13x + 8x = 7

Combine like terms: 25 + -39 = -14
-14 + 13x + 8x = 7

Combine like terms: 13x + 8x = 21x
-14 + 21x = 7

Solving
-14 + 21x = 7

Solving for variable 'x'.

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

Add '14' to each side of the equation.
-14 + 14 + 21x = 7 + 14

Combine like terms: -14 + 14 = 0
0 + 21x = 7 + 14
21x = 7 + 14

Combine like terms: 7 + 14 = 21
21x = 21

Divide each side by '21'.
x = 1

Simplifying
x = 1

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