5(x-3)-8=7(x+1)

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Solution for 5(x-3)-8=7(x+1) equation:


Simplifying
5(x + -3) + -8 = 7(x + 1)

Reorder the terms:
5(-3 + x) + -8 = 7(x + 1)
(-3 * 5 + x * 5) + -8 = 7(x + 1)
(-15 + 5x) + -8 = 7(x + 1)

Reorder the terms:
-15 + -8 + 5x = 7(x + 1)

Combine like terms: -15 + -8 = -23
-23 + 5x = 7(x + 1)

Reorder the terms:
-23 + 5x = 7(1 + x)
-23 + 5x = (1 * 7 + x * 7)
-23 + 5x = (7 + 7x)

Solving
-23 + 5x = 7 + 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.
-23 + 5x + -7x = 7 + 7x + -7x

Combine like terms: 5x + -7x = -2x
-23 + -2x = 7 + 7x + -7x

Combine like terms: 7x + -7x = 0
-23 + -2x = 7 + 0
-23 + -2x = 7

Add '23' to each side of the equation.
-23 + 23 + -2x = 7 + 23

Combine like terms: -23 + 23 = 0
0 + -2x = 7 + 23
-2x = 7 + 23

Combine like terms: 7 + 23 = 30
-2x = 30

Divide each side by '-2'.
x = -15

Simplifying
x = -15

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