.285(15x+4)=.5(9x-20)+9

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Solution for .285(15x+4)=.5(9x-20)+9 equation:


Simplifying
0.285(15x + 4) = 0.5(9x + -20) + 9

Reorder the terms:
0.285(4 + 15x) = 0.5(9x + -20) + 9
(4 * 0.285 + 15x * 0.285) = 0.5(9x + -20) + 9
(1.14 + 4.275x) = 0.5(9x + -20) + 9

Reorder the terms:
1.14 + 4.275x = 0.5(-20 + 9x) + 9
1.14 + 4.275x = (-20 * 0.5 + 9x * 0.5) + 9
1.14 + 4.275x = (-10 + 4.5x) + 9

Reorder the terms:
1.14 + 4.275x = -10 + 9 + 4.5x

Combine like terms: -10 + 9 = -1
1.14 + 4.275x = -1 + 4.5x

Solving
1.14 + 4.275x = -1 + 4.5x

Solving for variable 'x'.

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

Add '-4.5x' to each side of the equation.
1.14 + 4.275x + -4.5x = -1 + 4.5x + -4.5x

Combine like terms: 4.275x + -4.5x = -0.225x
1.14 + -0.225x = -1 + 4.5x + -4.5x

Combine like terms: 4.5x + -4.5x = 0.0
1.14 + -0.225x = -1 + 0.0
1.14 + -0.225x = -1

Add '-1.14' to each side of the equation.
1.14 + -1.14 + -0.225x = -1 + -1.14

Combine like terms: 1.14 + -1.14 = 0.00
0.00 + -0.225x = -1 + -1.14
-0.225x = -1 + -1.14

Combine like terms: -1 + -1.14 = -2.14
-0.225x = -2.14

Divide each side by '-0.225'.
x = 9.511111111

Simplifying
x = 9.511111111

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