0.75x+.05(10-x)=0.10(-121)

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Solution for 0.75x+.05(10-x)=0.10(-121) equation:


Simplifying
0.75x + 0.05(10 + -1x) = 0.10(-121)
0.75x + (10 * 0.05 + -1x * 0.05) = 0.10(-121)
0.75x + (0.5 + -0.05x) = 0.10(-121)

Reorder the terms:
0.5 + 0.75x + -0.05x = 0.10(-121)

Combine like terms: 0.75x + -0.05x = 0.7x
0.5 + 0.7x = 0.10(-121)

Multiply 0.10 * -121
0.5 + 0.7x = -12.1

Solving
0.5 + 0.7x = -12.1

Solving for variable 'x'.

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

Add '-0.5' to each side of the equation.
0.5 + -0.5 + 0.7x = -12.1 + -0.5

Combine like terms: 0.5 + -0.5 = 0.0
0.0 + 0.7x = -12.1 + -0.5
0.7x = -12.1 + -0.5

Combine like terms: -12.1 + -0.5 = -12.6
0.7x = -12.6

Divide each side by '0.7'.
x = -18

Simplifying
x = -18

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