87=.18x+42

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Solution for 87=.18x+42 equation:


Simplifying
87 = 0.18x + 42

Reorder the terms:
87 = 42 + 0.18x

Solving
87 = 42 + 0.18x

Solving for variable 'x'.

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

Add '-0.18x' to each side of the equation.
87 + -0.18x = 42 + 0.18x + -0.18x

Combine like terms: 0.18x + -0.18x = 0.00
87 + -0.18x = 42 + 0.00
87 + -0.18x = 42

Add '-87' to each side of the equation.
87 + -87 + -0.18x = 42 + -87

Combine like terms: 87 + -87 = 0
0 + -0.18x = 42 + -87
-0.18x = 42 + -87

Combine like terms: 42 + -87 = -45
-0.18x = -45

Divide each side by '-0.18'.
x = 250

Simplifying
x = 250

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