-0.10(13)+0.20x=0.05(x-20)

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Solution for -0.10(13)+0.20x=0.05(x-20) equation:


Simplifying
-0.10(13) + 0.20x = 0.05(x + -20)

Multiply -0.10 * 13
-1.3 + 0.20x = 0.05(x + -20)

Reorder the terms:
-1.3 + 0.20x = 0.05(-20 + x)
-1.3 + 0.20x = (-20 * 0.05 + x * 0.05)
-1.3 + 0.20x = (-1 + 0.05x)

Solving
-1.3 + 0.20x = -1 + 0.05x

Solving for variable 'x'.

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

Add '-0.05x' to each side of the equation.
-1.3 + 0.20x + -0.05x = -1 + 0.05x + -0.05x

Combine like terms: 0.20x + -0.05x = 0.15x
-1.3 + 0.15x = -1 + 0.05x + -0.05x

Combine like terms: 0.05x + -0.05x = 0.00
-1.3 + 0.15x = -1 + 0.00
-1.3 + 0.15x = -1

Add '1.3' to each side of the equation.
-1.3 + 1.3 + 0.15x = -1 + 1.3

Combine like terms: -1.3 + 1.3 = 0.0
0.0 + 0.15x = -1 + 1.3
0.15x = -1 + 1.3

Combine like terms: -1 + 1.3 = 0.3
0.15x = 0.3

Divide each side by '0.15'.
x = 2

Simplifying
x = 2

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