.04x+.07(14000-x)=840

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Solution for .04x+.07(14000-x)=840 equation:


Simplifying
0.04x + 0.07(14000 + -1x) = 840
0.04x + (14000 * 0.07 + -1x * 0.07) = 840
0.04x + (980 + -0.07x) = 840

Reorder the terms:
980 + 0.04x + -0.07x = 840

Combine like terms: 0.04x + -0.07x = -0.03x
980 + -0.03x = 840

Solving
980 + -0.03x = 840

Solving for variable 'x'.

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

Add '-980' to each side of the equation.
980 + -980 + -0.03x = 840 + -980

Combine like terms: 980 + -980 = 0
0 + -0.03x = 840 + -980
-0.03x = 840 + -980

Combine like terms: 840 + -980 = -140
-0.03x = -140

Divide each side by '-0.03'.
x = 4666.666667

Simplifying
x = 4666.666667

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