4(x-5)=5(x-7)

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


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

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

Reorder the terms:
-20 + 4x = 5(-7 + x)
-20 + 4x = (-7 * 5 + x * 5)
-20 + 4x = (-35 + 5x)

Solving
-20 + 4x = -35 + 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.
-20 + 4x + -5x = -35 + 5x + -5x

Combine like terms: 4x + -5x = -1x
-20 + -1x = -35 + 5x + -5x

Combine like terms: 5x + -5x = 0
-20 + -1x = -35 + 0
-20 + -1x = -35

Add '20' to each side of the equation.
-20 + 20 + -1x = -35 + 20

Combine like terms: -20 + 20 = 0
0 + -1x = -35 + 20
-1x = -35 + 20

Combine like terms: -35 + 20 = -15
-1x = -15

Divide each side by '-1'.
x = 15

Simplifying
x = 15

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