4(5x-8)-7=20

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Solution for 4(5x-8)-7=20 equation:


Simplifying
4(5x + -8) + -7 = 20

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

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

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

Solving
-39 + 20x = 20

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 + 20x = 20 + 39

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

Combine like terms: 20 + 39 = 59
20x = 59

Divide each side by '20'.
x = 2.95

Simplifying
x = 2.95

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