5(x+4)+.25(x+4)-6=9(x-8)

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Solution for 5(x+4)+.25(x+4)-6=9(x-8) equation:


Simplifying
5(x + 4) + 0.25(x + 4) + -6 = 9(x + -8)

Reorder the terms:
5(4 + x) + 0.25(x + 4) + -6 = 9(x + -8)
(4 * 5 + x * 5) + 0.25(x + 4) + -6 = 9(x + -8)
(20 + 5x) + 0.25(x + 4) + -6 = 9(x + -8)

Reorder the terms:
20 + 5x + 0.25(4 + x) + -6 = 9(x + -8)
20 + 5x + (4 * 0.25 + x * 0.25) + -6 = 9(x + -8)
20 + 5x + (1 + 0.25x) + -6 = 9(x + -8)

Reorder the terms:
20 + 1 + -6 + 5x + 0.25x = 9(x + -8)

Combine like terms: 20 + 1 = 21
21 + -6 + 5x + 0.25x = 9(x + -8)

Combine like terms: 21 + -6 = 15
15 + 5x + 0.25x = 9(x + -8)

Combine like terms: 5x + 0.25x = 5.25x
15 + 5.25x = 9(x + -8)

Reorder the terms:
15 + 5.25x = 9(-8 + x)
15 + 5.25x = (-8 * 9 + x * 9)
15 + 5.25x = (-72 + 9x)

Solving
15 + 5.25x = -72 + 9x

Solving for variable 'x'.

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

Add '-9x' to each side of the equation.
15 + 5.25x + -9x = -72 + 9x + -9x

Combine like terms: 5.25x + -9x = -3.75x
15 + -3.75x = -72 + 9x + -9x

Combine like terms: 9x + -9x = 0
15 + -3.75x = -72 + 0
15 + -3.75x = -72

Add '-15' to each side of the equation.
15 + -15 + -3.75x = -72 + -15

Combine like terms: 15 + -15 = 0
0 + -3.75x = -72 + -15
-3.75x = -72 + -15

Combine like terms: -72 + -15 = -87
-3.75x = -87

Divide each side by '-3.75'.
x = 23.2

Simplifying
x = 23.2

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