0.02x+0.09(100-x)=4.1

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Solution for 0.02x+0.09(100-x)=4.1 equation: 


Simplifying
0.02x + 0.09(100 + -1x) = 4.1
0.02x + (100 * 0.09 + -1x * 0.09) = 4.1
0.02x + (9 + -0.09x) = 4.1

Reorder the terms:
9 + 0.02x + -0.09x = 4.1

Combine like terms: 0.02x + -0.09x = -0.07x
9 + -0.07x = 4.1

Solving
9 + -0.07x = 4.1

Solving for variable 'x'.

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

Add '-9' to each side of the equation.
9 + -9 + -0.07x = 4.1 + -9

Combine like terms: 9 + -9 = 0
0 + -0.07x = 4.1 + -9
-0.07x = 4.1 + -9

Combine like terms: 4.1 + -9 = -4.9
-0.07x = -4.9

Divide each side by '-0.07'.
x = 70

Simplifying
x = 70

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