3x-47+87=4x

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Solution for 3x-47+87=4x equation:


Simplifying
3x + -47 + 87 = 4x

Reorder the terms:
-47 + 87 + 3x = 4x

Combine like terms: -47 + 87 = 40
40 + 3x = 4x

Solving
40 + 3x = 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 + 3x + -4x = 4x + -4x

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

Combine like terms: 4x + -4x = 0
40 + -1x = 0

Add '-40' to each side of the equation.
40 + -40 + -1x = 0 + -40

Combine like terms: 40 + -40 = 0
0 + -1x = 0 + -40
-1x = 0 + -40

Combine like terms: 0 + -40 = -40
-1x = -40

Divide each side by '-1'.
x = 40

Simplifying
x = 40

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