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 = 7x
20 + 7x = 15 + -3x + 3x

Combine like terms: -3x + 3x = 0
20 + 7x = 15 + 0
20 + 7x = 15

Add '-20' to each side of the equation.
20 + -20 + 7x = 15 + -20

Combine like terms: 20 + -20 = 0
0 + 7x = 15 + -20
7x = 15 + -20

Combine like terms: 15 + -20 = -5
7x = -5

Divide each side by '7'.
x = -0.7142857143

Simplifying
x = -0.7142857143

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