42-17=5(x-4)

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Solution for 42-17=5(x-4) equation:


Simplifying
42 + -17 = 5(x + -4)

Combine like terms: 42 + -17 = 25
25 = 5(x + -4)

Reorder the terms:
25 = 5(-4 + x)
25 = (-4 * 5 + x * 5)
25 = (-20 + 5x)

Solving
25 = -20 + 5x

Solving for variable 'x'.

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

Add '-5x' to each side of the equation.
25 + -5x = -20 + 5x + -5x

Combine like terms: 5x + -5x = 0
25 + -5x = -20 + 0
25 + -5x = -20

Add '-25' to each side of the equation.
25 + -25 + -5x = -20 + -25

Combine like terms: 25 + -25 = 0
0 + -5x = -20 + -25
-5x = -20 + -25

Combine like terms: -20 + -25 = -45
-5x = -45

Divide each side by '-5'.
x = 9

Simplifying
x = 9

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