.12x+.15(1000-x)=102

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Solution for .12x+.15(1000-x)=102 equation:


Simplifying
0.12x + 0.15(1000 + -1x) = 102
0.12x + (1000 * 0.15 + -1x * 0.15) = 102
0.12x + (150 + -0.15x) = 102

Reorder the terms:
150 + 0.12x + -0.15x = 102

Combine like terms: 0.12x + -0.15x = -0.03x
150 + -0.03x = 102

Solving
150 + -0.03x = 102

Solving for variable 'x'.

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

Add '-150' to each side of the equation.
150 + -150 + -0.03x = 102 + -150

Combine like terms: 150 + -150 = 0
0 + -0.03x = 102 + -150
-0.03x = 102 + -150

Combine like terms: 102 + -150 = -48
-0.03x = -48

Divide each side by '-0.03'.
x = 1600

Simplifying
x = 1600

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