.55x+.05(16-x)=.10(-42)

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Solution for .55x+.05(16-x)=.10(-42) equation:


Simplifying
0.55x + 0.05(16 + -1x) = 0.10(-42)
0.55x + (16 * 0.05 + -1x * 0.05) = 0.10(-42)
0.55x + (0.8 + -0.05x) = 0.10(-42)

Reorder the terms:
0.8 + 0.55x + -0.05x = 0.10(-42)

Combine like terms: 0.55x + -0.05x = 0.5x
0.8 + 0.5x = 0.10(-42)

Multiply 0.10 * -42
0.8 + 0.5x = -4.2

Solving
0.8 + 0.5x = -4.2

Solving for variable 'x'.

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

Add '-0.8' to each side of the equation.
0.8 + -0.8 + 0.5x = -4.2 + -0.8

Combine like terms: 0.8 + -0.8 = 0.0
0.0 + 0.5x = -4.2 + -0.8
0.5x = -4.2 + -0.8

Combine like terms: -4.2 + -0.8 = -5
0.5x = -5

Divide each side by '0.5'.
x = -10

Simplifying
x = -10

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