(13x-25)+(9x+3)=77

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Solution for (13x-25)+(9x+3)=77 equation:


Simplifying
(13x + -25) + (9x + 3) = 77

Reorder the terms:
(-25 + 13x) + (9x + 3) = 77

Remove parenthesis around (-25 + 13x)
-25 + 13x + (9x + 3) = 77

Reorder the terms:
-25 + 13x + (3 + 9x) = 77

Remove parenthesis around (3 + 9x)
-25 + 13x + 3 + 9x = 77

Reorder the terms:
-25 + 3 + 13x + 9x = 77

Combine like terms: -25 + 3 = -22
-22 + 13x + 9x = 77

Combine like terms: 13x + 9x = 22x
-22 + 22x = 77

Solving
-22 + 22x = 77

Solving for variable 'x'.

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

Add '22' to each side of the equation.
-22 + 22 + 22x = 77 + 22

Combine like terms: -22 + 22 = 0
0 + 22x = 77 + 22
22x = 77 + 22

Combine like terms: 77 + 22 = 99
22x = 99

Divide each side by '22'.
x = 4.5

Simplifying
x = 4.5

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