10x+15(8-x)=12.5(8)

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Solution for 10x+15(8-x)=12.5(8) equation: 


Simplifying
10x + 15(8 + -1x) = 12.5(8)
10x + (8 * 15 + -1x * 15) = 12.5(8)
10x + (120 + -15x) = 12.5(8)

Reorder the terms:
120 + 10x + -15x = 12.5(8)

Combine like terms: 10x + -15x = -5x
120 + -5x = 12.5(8)

Multiply 12.5 * 8
120 + -5x = 100

Solving
120 + -5x = 100

Solving for variable 'x'.

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

Add '-120' to each side of the equation.
120 + -120 + -5x = 100 + -120

Combine like terms: 120 + -120 = 0
0 + -5x = 100 + -120
-5x = 100 + -120

Combine like terms: 100 + -120 = -20
-5x = -20

Divide each side by '-5'.
x = 4

Simplifying
x = 4

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