.10x+.12(70000-x)=7400

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Solution for .10x+.12(70000-x)=7400 equation:


Simplifying
0.10x + 0.12(70000 + -1x) = 7400
0.10x + (70000 * 0.12 + -1x * 0.12) = 7400
0.10x + (8400 + -0.12x) = 7400

Reorder the terms:
8400 + 0.10x + -0.12x = 7400

Combine like terms: 0.10x + -0.12x = -0.02x
8400 + -0.02x = 7400

Solving
8400 + -0.02x = 7400

Solving for variable 'x'.

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

Add '-8400' to each side of the equation.
8400 + -8400 + -0.02x = 7400 + -8400

Combine like terms: 8400 + -8400 = 0
0 + -0.02x = 7400 + -8400
-0.02x = 7400 + -8400

Combine like terms: 7400 + -8400 = -1000
-0.02x = -1000

Divide each side by '-0.02'.
x = 50000

Simplifying
x = 50000

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