0.13n+0.04(2250-n)=0.09(2250)

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Solution for 0.13n+0.04(2250-n)=0.09(2250) equation:


Simplifying
0.13n + 0.04(2250 + -1n) = 0.09(2250)
0.13n + (2250 * 0.04 + -1n * 0.04) = 0.09(2250)
0.13n + (90 + -0.04n) = 0.09(2250)

Reorder the terms:
90 + 0.13n + -0.04n = 0.09(2250)

Combine like terms: 0.13n + -0.04n = 0.09n
90 + 0.09n = 0.09(2250)

Multiply 0.09 * 2250
90 + 0.09n = 202.5

Solving
90 + 0.09n = 202.5

Solving for variable 'n'.

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

Add '-90' to each side of the equation.
90 + -90 + 0.09n = 202.5 + -90

Combine like terms: 90 + -90 = 0
0 + 0.09n = 202.5 + -90
0.09n = 202.5 + -90

Combine like terms: 202.5 + -90 = 112.5
0.09n = 112.5

Divide each side by '0.09'.
n = 1250

Simplifying
n = 1250

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