-0.3x-0.5(x+16)=0.8(x+15)

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Solution for -0.3x-0.5(x+16)=0.8(x+15) equation:


Simplifying
-0.3x + -0.5(x + 16) = 0.8(x + 15)

Reorder the terms:
-0.3x + -0.5(16 + x) = 0.8(x + 15)
-0.3x + (16 * -0.5 + x * -0.5) = 0.8(x + 15)
-0.3x + (-8 + -0.5x) = 0.8(x + 15)

Reorder the terms:
-8 + -0.3x + -0.5x = 0.8(x + 15)

Combine like terms: -0.3x + -0.5x = -0.8x
-8 + -0.8x = 0.8(x + 15)

Reorder the terms:
-8 + -0.8x = 0.8(15 + x)
-8 + -0.8x = (15 * 0.8 + x * 0.8)
-8 + -0.8x = (12 + 0.8x)

Solving
-8 + -0.8x = 12 + 0.8x

Solving for variable 'x'.

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

Add '-0.8x' to each side of the equation.
-8 + -0.8x + -0.8x = 12 + 0.8x + -0.8x

Combine like terms: -0.8x + -0.8x = -1.6x
-8 + -1.6x = 12 + 0.8x + -0.8x

Combine like terms: 0.8x + -0.8x = 0.0
-8 + -1.6x = 12 + 0.0
-8 + -1.6x = 12

Add '8' to each side of the equation.
-8 + 8 + -1.6x = 12 + 8

Combine like terms: -8 + 8 = 0
0 + -1.6x = 12 + 8
-1.6x = 12 + 8

Combine like terms: 12 + 8 = 20
-1.6x = 20

Divide each side by '-1.6'.
x = -12.5

Simplifying
x = -12.5

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