0.70x+0.05(18-x)=0.10(61)

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Solution for 0.70x+0.05(18-x)=0.10(61) equation: 


Simplifying
0.70x + 0.05(18 + -1x) = 0.10(61)
0.70x + (18 * 0.05 + -1x * 0.05) = 0.10(61)
0.70x + (0.9 + -0.05x) = 0.10(61)

Reorder the terms:
0.9 + 0.70x + -0.05x = 0.10(61)

Combine like terms: 0.70x + -0.05x = 0.65x
0.9 + 0.65x = 0.10(61)

Multiply 0.10 * 61
0.9 + 0.65x = 6.1

Solving
0.9 + 0.65x = 6.1

Solving for variable 'x'.

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

Add '-0.9' to each side of the equation.
0.9 + -0.9 + 0.65x = 6.1 + -0.9

Combine like terms: 0.9 + -0.9 = 0.0
0.0 + 0.65x = 6.1 + -0.9
0.65x = 6.1 + -0.9

Combine like terms: 6.1 + -0.9 = 5.2
0.65x = 5.2

Divide each side by '0.65'.
x = 8

Simplifying
x = 8

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