.012n+0.07(4500-n)=0.08(4500)

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Solution for .012n+0.07(4500-n)=0.08(4500) equation:


Simplifying
0.012n + 0.07(4500 + -1n) = 0.08(4500)
0.012n + (4500 * 0.07 + -1n * 0.07) = 0.08(4500)
0.012n + (315 + -0.07n) = 0.08(4500)

Reorder the terms:
315 + 0.012n + -0.07n = 0.08(4500)

Combine like terms: 0.012n + -0.07n = -0.058n
315 + -0.058n = 0.08(4500)

Multiply 0.08 * 4500
315 + -0.058n = 360

Solving
315 + -0.058n = 360

Solving for variable 'n'.

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

Add '-315' to each side of the equation.
315 + -315 + -0.058n = 360 + -315

Combine like terms: 315 + -315 = 0
0 + -0.058n = 360 + -315
-0.058n = 360 + -315

Combine like terms: 360 + -315 = 45
-0.058n = 45

Divide each side by '-0.058'.
n = -775.862069

Simplifying
n = -775.862069

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