-x(7+3)=-3(x-20)

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Solution for -x(7+3)=-3(x-20) equation:


Simplifying
-1x(7 + 3) = -3(x + -20)

Combine like terms: 7 + 3 = 10
-1x(10) = -3(x + -20)

Reorder the terms for easier multiplication:
-1 * 10x = -3(x + -20)

Multiply -1 * 10
-10x = -3(x + -20)

Reorder the terms:
-10x = -3(-20 + x)
-10x = (-20 * -3 + x * -3)
-10x = (60 + -3x)

Solving
-10x = 60 + -3x

Solving for variable 'x'.

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

Add '3x' to each side of the equation.
-10x + 3x = 60 + -3x + 3x

Combine like terms: -10x + 3x = -7x
-7x = 60 + -3x + 3x

Combine like terms: -3x + 3x = 0
-7x = 60 + 0
-7x = 60

Divide each side by '-7'.
x = -8.571428571

Simplifying
x = -8.571428571

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