4-7x-8+18x-17=20x-4x-3

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Solution for 4-7x-8+18x-17=20x-4x-3 equation:


Simplifying
4 + -7x + -8 + 18x + -17 = 20x + -4x + -3

Reorder the terms:
4 + -8 + -17 + -7x + 18x = 20x + -4x + -3

Combine like terms: 4 + -8 = -4
-4 + -17 + -7x + 18x = 20x + -4x + -3

Combine like terms: -4 + -17 = -21
-21 + -7x + 18x = 20x + -4x + -3

Combine like terms: -7x + 18x = 11x
-21 + 11x = 20x + -4x + -3

Reorder the terms:
-21 + 11x = -3 + 20x + -4x

Combine like terms: 20x + -4x = 16x
-21 + 11x = -3 + 16x

Solving
-21 + 11x = -3 + 16x

Solving for variable 'x'.

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

Add '-16x' to each side of the equation.
-21 + 11x + -16x = -3 + 16x + -16x

Combine like terms: 11x + -16x = -5x
-21 + -5x = -3 + 16x + -16x

Combine like terms: 16x + -16x = 0
-21 + -5x = -3 + 0
-21 + -5x = -3

Add '21' to each side of the equation.
-21 + 21 + -5x = -3 + 21

Combine like terms: -21 + 21 = 0
0 + -5x = -3 + 21
-5x = -3 + 21

Combine like terms: -3 + 21 = 18
-5x = 18

Divide each side by '-5'.
x = -3.6

Simplifying
x = -3.6

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