-x-15=(-4x+45)

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Solution for -x-15=(-4x+45) equation:


Simplifying
-1x + -15 = (-4x + 45)

Reorder the terms:
-15 + -1x = (-4x + 45)

Reorder the terms:
-15 + -1x = (45 + -4x)

Remove parenthesis around (45 + -4x)
-15 + -1x = 45 + -4x

Solving
-15 + -1x = 45 + -4x

Solving for variable 'x'.

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

Add '4x' to each side of the equation.
-15 + -1x + 4x = 45 + -4x + 4x

Combine like terms: -1x + 4x = 3x
-15 + 3x = 45 + -4x + 4x

Combine like terms: -4x + 4x = 0
-15 + 3x = 45 + 0
-15 + 3x = 45

Add '15' to each side of the equation.
-15 + 15 + 3x = 45 + 15

Combine like terms: -15 + 15 = 0
0 + 3x = 45 + 15
3x = 45 + 15

Combine like terms: 45 + 15 = 60
3x = 60

Divide each side by '3'.
x = 20

Simplifying
x = 20

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