4x-5=7x-20

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Solution for 4x-5=7x-20 equation:


Simplifying
4x + -5 = 7x + -20

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

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

Solving
-5 + 4x = -20 + 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.
-5 + 4x + -7x = -20 + 7x + -7x

Combine like terms: 4x + -7x = -3x
-5 + -3x = -20 + 7x + -7x

Combine like terms: 7x + -7x = 0
-5 + -3x = -20 + 0
-5 + -3x = -20

Add '5' to each side of the equation.
-5 + 5 + -3x = -20 + 5

Combine like terms: -5 + 5 = 0
0 + -3x = -20 + 5
-3x = -20 + 5

Combine like terms: -20 + 5 = -15
-3x = -15

Divide each side by '-3'.
x = 5

Simplifying
x = 5

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