0.30x+0.05(20-x)=0.10(-10)

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Solution for 0.30x+0.05(20-x)=0.10(-10) equation:


Simplifying
0.30x + 0.05(20 + -1x) = 0.10(-10)
0.30x + (20 * 0.05 + -1x * 0.05) = 0.10(-10)
0.30x + (1 + -0.05x) = 0.10(-10)

Reorder the terms:
1 + 0.30x + -0.05x = 0.10(-10)

Combine like terms: 0.30x + -0.05x = 0.25x
1 + 0.25x = 0.10(-10)

Multiply 0.10 * -10
1 + 0.25x = -1

Solving
1 + 0.25x = -1

Solving for variable 'x'.

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

Add '-1' to each side of the equation.
1 + -1 + 0.25x = -1 + -1

Combine like terms: 1 + -1 = 0
0 + 0.25x = -1 + -1
0.25x = -1 + -1

Combine like terms: -1 + -1 = -2
0.25x = -2

Divide each side by '0.25'.
x = -8

Simplifying
x = -8

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