5.15=x(15)+20

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Solution for 5.15=x(15)+20 equation:


Simplifying
5.15 = x(15) + 20

Reorder the terms for easier multiplication:
5.15 = 15x + 20

Reorder the terms:
5.15 = 20 + 15x

Solving
5.15 = 20 + 15x

Solving for variable 'x'.

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

Add '-15x' to each side of the equation.
5.15 + -15x = 20 + 15x + -15x

Combine like terms: 15x + -15x = 0
5.15 + -15x = 20 + 0
5.15 + -15x = 20

Add '-5.15' to each side of the equation.
5.15 + -5.15 + -15x = 20 + -5.15

Combine like terms: 5.15 + -5.15 = 0.00
0.00 + -15x = 20 + -5.15
-15x = 20 + -5.15

Combine like terms: 20 + -5.15 = 14.85
-15x = 14.85

Divide each side by '-15'.
x = -0.99

Simplifying
x = -0.99

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