x(0.07)+(8000-x)(0.05)=450

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Solution for x(0.07)+(8000-x)(0.05)=450 equation:


Simplifying
x(0.07) + (8000 + -1x)(0.05) = 450

Reorder the terms for easier multiplication:
0.07x + (8000 + -1x)(0.05) = 450

Reorder the terms for easier multiplication:
0.07x + 0.05(8000 + -1x) = 450
0.07x + (8000 * 0.05 + -1x * 0.05) = 450
0.07x + (400 + -0.05x) = 450

Reorder the terms:
400 + 0.07x + -0.05x = 450

Combine like terms: 0.07x + -0.05x = 0.02x
400 + 0.02x = 450

Solving
400 + 0.02x = 450

Solving for variable 'x'.

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

Add '-400' to each side of the equation.
400 + -400 + 0.02x = 450 + -400

Combine like terms: 400 + -400 = 0
0 + 0.02x = 450 + -400
0.02x = 450 + -400

Combine like terms: 450 + -400 = 50
0.02x = 50

Divide each side by '0.02'.
x = 2500

Simplifying
x = 2500

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