-x-40=-4x+47

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Solution for -x-40=-4x+47 equation:


Simplifying
-1x + -40 = -4x + 47

Reorder the terms:
-40 + -1x = -4x + 47

Reorder the terms:
-40 + -1x = 47 + -4x

Solving
-40 + -1x = 47 + -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.
-40 + -1x + 4x = 47 + -4x + 4x

Combine like terms: -1x + 4x = 3x
-40 + 3x = 47 + -4x + 4x

Combine like terms: -4x + 4x = 0
-40 + 3x = 47 + 0
-40 + 3x = 47

Add '40' to each side of the equation.
-40 + 40 + 3x = 47 + 40

Combine like terms: -40 + 40 = 0
0 + 3x = 47 + 40
3x = 47 + 40

Combine like terms: 47 + 40 = 87
3x = 87

Divide each side by '3'.
x = 29

Simplifying
x = 29

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