3x+(x+15)=170

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Solution for 3x+(x+15)=170 equation:


Simplifying
3x + (x + 15) = 170

Reorder the terms:
3x + (15 + x) = 170

Remove parenthesis around (15 + x)
3x + 15 + x = 170

Reorder the terms:
15 + 3x + x = 170

Combine like terms: 3x + x = 4x
15 + 4x = 170

Solving
15 + 4x = 170

Solving for variable 'x'.

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

Add '-15' to each side of the equation.
15 + -15 + 4x = 170 + -15

Combine like terms: 15 + -15 = 0
0 + 4x = 170 + -15
4x = 170 + -15

Combine like terms: 170 + -15 = 155
4x = 155

Divide each side by '4'.
x = 38.75

Simplifying
x = 38.75

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