5(x-4)=-7(x+3)+31

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Solution for 5(x-4)=-7(x+3)+31 equation:


Simplifying
5(x + -4) = -7(x + 3) + 31

Reorder the terms:
5(-4 + x) = -7(x + 3) + 31
(-4 * 5 + x * 5) = -7(x + 3) + 31
(-20 + 5x) = -7(x + 3) + 31

Reorder the terms:
-20 + 5x = -7(3 + x) + 31
-20 + 5x = (3 * -7 + x * -7) + 31
-20 + 5x = (-21 + -7x) + 31

Reorder the terms:
-20 + 5x = -21 + 31 + -7x

Combine like terms: -21 + 31 = 10
-20 + 5x = 10 + -7x

Solving
-20 + 5x = 10 + -7x

Solving for variable 'x'.

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

Add '7x' to each side of the equation.
-20 + 5x + 7x = 10 + -7x + 7x

Combine like terms: 5x + 7x = 12x
-20 + 12x = 10 + -7x + 7x

Combine like terms: -7x + 7x = 0
-20 + 12x = 10 + 0
-20 + 12x = 10

Add '20' to each side of the equation.
-20 + 20 + 12x = 10 + 20

Combine like terms: -20 + 20 = 0
0 + 12x = 10 + 20
12x = 10 + 20

Combine like terms: 10 + 20 = 30
12x = 30

Divide each side by '12'.
x = 2.5

Simplifying
x = 2.5

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