(x+15)+(4x-20)=

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Solution for (x+15)+(4x-20)= equation:


Simplifying
(x + 15) + (4x + -20) = 0

Reorder the terms:
(15 + x) + (4x + -20) = 0

Remove parenthesis around (15 + x)
15 + x + (4x + -20) = 0

Reorder the terms:
15 + x + (-20 + 4x) = 0

Remove parenthesis around (-20 + 4x)
15 + x + -20 + 4x = 0

Reorder the terms:
15 + -20 + x + 4x = 0

Combine like terms: 15 + -20 = -5
-5 + x + 4x = 0

Combine like terms: x + 4x = 5x
-5 + 5x = 0

Solving
-5 + 5x = 0

Solving for variable 'x'.

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

Add '5' to each side of the equation.
-5 + 5 + 5x = 0 + 5

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

Combine like terms: 0 + 5 = 5
5x = 5

Divide each side by '5'.
x = 1

Simplifying
x = 1

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