30x+5(18-x)=10(-31)

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Solution for 30x+5(18-x)=10(-31) equation:


Simplifying
30x + 5(18 + -1x) = 10(-31)
30x + (18 * 5 + -1x * 5) = 10(-31)
30x + (90 + -5x) = 10(-31)

Reorder the terms:
90 + 30x + -5x = 10(-31)

Combine like terms: 30x + -5x = 25x
90 + 25x = 10(-31)

Multiply 10 * -31
90 + 25x = -310

Solving
90 + 25x = -310

Solving for variable 'x'.

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

Add '-90' to each side of the equation.
90 + -90 + 25x = -310 + -90

Combine like terms: 90 + -90 = 0
0 + 25x = -310 + -90
25x = -310 + -90

Combine like terms: -310 + -90 = -400
25x = -400

Divide each side by '25'.
x = -16

Simplifying
x = -16

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