4x-20=3x-15

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Solution for 4x-20=3x-15 equation:


Simplifying
4x + -20 = 3x + -15

Reorder the terms:
-20 + 4x = 3x + -15

Reorder the terms:
-20 + 4x = -15 + 3x

Solving
-20 + 4x = -15 + 3x

Solving for variable 'x'.

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

Add '-3x' to each side of the equation.
-20 + 4x + -3x = -15 + 3x + -3x

Combine like terms: 4x + -3x = 1x
-20 + 1x = -15 + 3x + -3x

Combine like terms: 3x + -3x = 0
-20 + 1x = -15 + 0
-20 + 1x = -15

Add '20' to each side of the equation.
-20 + 20 + 1x = -15 + 20

Combine like terms: -20 + 20 = 0
0 + 1x = -15 + 20
1x = -15 + 20

Combine like terms: -15 + 20 = 5
1x = 5

Divide each side by '1'.
x = 5

Simplifying
x = 5

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