13x-4(5x-8)+7=0

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Solution for 13x-4(5x-8)+7=0 equation:


Simplifying
13x + -4(5x + -8) + 7 = 0

Reorder the terms:
13x + -4(-8 + 5x) + 7 = 0
13x + (-8 * -4 + 5x * -4) + 7 = 0
13x + (32 + -20x) + 7 = 0

Reorder the terms:
32 + 7 + 13x + -20x = 0

Combine like terms: 32 + 7 = 39
39 + 13x + -20x = 0

Combine like terms: 13x + -20x = -7x
39 + -7x = 0

Solving
39 + -7x = 0

Solving for variable 'x'.

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

Add '-39' to each side of the equation.
39 + -39 + -7x = 0 + -39

Combine like terms: 39 + -39 = 0
0 + -7x = 0 + -39
-7x = 0 + -39

Combine like terms: 0 + -39 = -39
-7x = -39

Divide each side by '-7'.
x = 5.571428571

Simplifying
x = 5.571428571

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