0.40x+.05(8-x)=.10(-3)

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Solution for 0.40x+.05(8-x)=.10(-3) equation:


Simplifying
0.40x + 0.05(8 + -1x) = 0.10(-3)
0.40x + (8 * 0.05 + -1x * 0.05) = 0.10(-3)
0.40x + (0.4 + -0.05x) = 0.10(-3)

Reorder the terms:
0.4 + 0.40x + -0.05x = 0.10(-3)

Combine like terms: 0.40x + -0.05x = 0.35x
0.4 + 0.35x = 0.10(-3)

Multiply 0.10 * -3
0.4 + 0.35x = -0.3

Solving
0.4 + 0.35x = -0.3

Solving for variable 'x'.

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

Add '-0.4' to each side of the equation.
0.4 + -0.4 + 0.35x = -0.3 + -0.4

Combine like terms: 0.4 + -0.4 = 0.0
0.0 + 0.35x = -0.3 + -0.4
0.35x = -0.3 + -0.4

Combine like terms: -0.3 + -0.4 = -0.7
0.35x = -0.7

Divide each side by '0.35'.
x = -2

Simplifying
x = -2

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