.85X+.05(6-X)=.10(67)

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Solution for .85X+.05(6-X)=.10(67) equation:


Simplifying
0.85X + 0.05(6 + -1X) = 0.10(67)
0.85X + (6 * 0.05 + -1X * 0.05) = 0.10(67)
0.85X + (0.3 + -0.05X) = 0.10(67)

Reorder the terms:
0.3 + 0.85X + -0.05X = 0.10(67)

Combine like terms: 0.85X + -0.05X = 0.8X
0.3 + 0.8X = 0.10(67)

Multiply 0.10 * 67
0.3 + 0.8X = 6.7

Solving
0.3 + 0.8X = 6.7

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 + 0.8X = 6.7 + -0.3

Combine like terms: 0.3 + -0.3 = 0.0
0.0 + 0.8X = 6.7 + -0.3
0.8X = 6.7 + -0.3

Combine like terms: 6.7 + -0.3 = 6.4
0.8X = 6.4

Divide each side by '0.8'.
X = 8

Simplifying
X = 8

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