.05x+.07(1000-x)=64

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Solution for .05x+.07(1000-x)=64 equation:


Simplifying
0.05x + 0.07(1000 + -1x) = 64
0.05x + (1000 * 0.07 + -1x * 0.07) = 64
0.05x + (70 + -0.07x) = 64

Reorder the terms:
70 + 0.05x + -0.07x = 64

Combine like terms: 0.05x + -0.07x = -0.02x
70 + -0.02x = 64

Solving
70 + -0.02x = 64

Solving for variable 'x'.

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

Add '-70' to each side of the equation.
70 + -70 + -0.02x = 64 + -70

Combine like terms: 70 + -70 = 0
0 + -0.02x = 64 + -70
-0.02x = 64 + -70

Combine like terms: 64 + -70 = -6
-0.02x = -6

Divide each side by '-0.02'.
x = 300

Simplifying
x = 300

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