0.75x+.05(6-x)=.10(87)

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Solution for 0.75x+.05(6-x)=.10(87) equation:


Simplifying
0.75x + 0.05(6 + -1x) = 0.10(87)
0.75x + (6 * 0.05 + -1x * 0.05) = 0.10(87)
0.75x + (0.3 + -0.05x) = 0.10(87)

Reorder the terms:
0.3 + 0.75x + -0.05x = 0.10(87)

Combine like terms: 0.75x + -0.05x = 0.7x
0.3 + 0.7x = 0.10(87)

Multiply 0.10 * 87
0.3 + 0.7x = 8.7

Solving
0.3 + 0.7x = 8.7

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 + 0.7x = 8.7 + -0.3

Combine like terms: 0.3 + -0.3 = 0.0
0.0 + 0.7x = 8.7 + -0.3
0.7x = 8.7 + -0.3

Combine like terms: 8.7 + -0.3 = 8.4
0.7x = 8.4

Divide each side by '0.7'.
x = 12

Simplifying
x = 12

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