.03x+.05(200-x)=9

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Solution for .03x+.05(200-x)=9 equation:


Simplifying
0.03x + 0.05(200 + -1x) = 9
0.03x + (200 * 0.05 + -1x * 0.05) = 9
0.03x + (10 + -0.05x) = 9

Reorder the terms:
10 + 0.03x + -0.05x = 9

Combine like terms: 0.03x + -0.05x = -0.02x
10 + -0.02x = 9

Solving
10 + -0.02x = 9

Solving for variable 'x'.

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

Add '-10' to each side of the equation.
10 + -10 + -0.02x = 9 + -10

Combine like terms: 10 + -10 = 0
0 + -0.02x = 9 + -10
-0.02x = 9 + -10

Combine like terms: 9 + -10 = -1
-0.02x = -1

Divide each side by '-0.02'.
x = 50

Simplifying
x = 50

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