87-4x=14x+21

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Solution for 87-4x=14x+21 equation:


Simplifying
87 + -4x = 14x + 21

Reorder the terms:
87 + -4x = 21 + 14x

Solving
87 + -4x = 21 + 14x

Solving for variable 'x'.

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

Add '-14x' to each side of the equation.
87 + -4x + -14x = 21 + 14x + -14x

Combine like terms: -4x + -14x = -18x
87 + -18x = 21 + 14x + -14x

Combine like terms: 14x + -14x = 0
87 + -18x = 21 + 0
87 + -18x = 21

Add '-87' to each side of the equation.
87 + -87 + -18x = 21 + -87

Combine like terms: 87 + -87 = 0
0 + -18x = 21 + -87
-18x = 21 + -87

Combine like terms: 21 + -87 = -66
-18x = -66

Divide each side by '-18'.
x = 3.666666667

Simplifying
x = 3.666666667

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