.25+8=.31(20+x)

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Solution for .25+8=.31(20+x) equation:


Simplifying
0.25 + 8 = 0.31(20 + x)

Combine like terms: 0.25 + 8 = 8.25
8.25 = 0.31(20 + x)
8.25 = (20 * 0.31 + x * 0.31)
8.25 = (6.2 + 0.31x)

Solving
8.25 = 6.2 + 0.31x

Solving for variable 'x'.

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

Add '-0.31x' to each side of the equation.
8.25 + -0.31x = 6.2 + 0.31x + -0.31x

Combine like terms: 0.31x + -0.31x = 0.00
8.25 + -0.31x = 6.2 + 0.00
8.25 + -0.31x = 6.2

Add '-8.25' to each side of the equation.
8.25 + -8.25 + -0.31x = 6.2 + -8.25

Combine like terms: 8.25 + -8.25 = 0.00
0.00 + -0.31x = 6.2 + -8.25
-0.31x = 6.2 + -8.25

Combine like terms: 6.2 + -8.25 = -2.05
-0.31x = -2.05

Divide each side by '-0.31'.
x = 6.612903226

Simplifying
x = 6.612903226

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