.90x+.05(6-x)=.10(-99)

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Solution for .90x+.05(6-x)=.10(-99) equation:


Simplifying
0.90x + 0.05(6 + -1x) = 0.10(-99)
0.90x + (6 * 0.05 + -1x * 0.05) = 0.10(-99)
0.90x + (0.3 + -0.05x) = 0.10(-99)

Reorder the terms:
0.3 + 0.90x + -0.05x = 0.10(-99)

Combine like terms: 0.90x + -0.05x = 0.85x
0.3 + 0.85x = 0.10(-99)

Multiply 0.10 * -99
0.3 + 0.85x = -9.9

Solving
0.3 + 0.85x = -9.9

Solving for variable 'x'.

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

Add '-0.3' to each side of the equation.
0.3 + -0.3 + 0.85x = -9.9 + -0.3

Combine like terms: 0.3 + -0.3 = 0.0
0.0 + 0.85x = -9.9 + -0.3
0.85x = -9.9 + -0.3

Combine like terms: -9.9 + -0.3 = -10.2
0.85x = -10.2

Divide each side by '0.85'.
x = -12

Simplifying
x = -12

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