x+(x+15)+(3x-23)=777

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Solution for x+(x+15)+(3x-23)=777 equation:


Simplifying
x + (x + 15) + (3x + -23) = 777

Reorder the terms:
x + (15 + x) + (3x + -23) = 777

Remove parenthesis around (15 + x)
x + 15 + x + (3x + -23) = 777

Reorder the terms:
x + 15 + x + (-23 + 3x) = 777

Remove parenthesis around (-23 + 3x)
x + 15 + x + -23 + 3x = 777

Reorder the terms:
15 + -23 + x + x + 3x = 777

Combine like terms: 15 + -23 = -8
-8 + x + x + 3x = 777

Combine like terms: x + x = 2x
-8 + 2x + 3x = 777

Combine like terms: 2x + 3x = 5x
-8 + 5x = 777

Solving
-8 + 5x = 777

Solving for variable 'x'.

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

Add '8' to each side of the equation.
-8 + 8 + 5x = 777 + 8

Combine like terms: -8 + 8 = 0
0 + 5x = 777 + 8
5x = 777 + 8

Combine like terms: 777 + 8 = 785
5x = 785

Divide each side by '5'.
x = 157

Simplifying
x = 157

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