5x+(4x-1)=20

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Solution for 5x+(4x-1)=20 equation:


Simplifying
5x + (4x + -1) = 20

Reorder the terms:
5x + (-1 + 4x) = 20

Remove parenthesis around (-1 + 4x)
5x + -1 + 4x = 20

Reorder the terms:
-1 + 5x + 4x = 20

Combine like terms: 5x + 4x = 9x
-1 + 9x = 20

Solving
-1 + 9x = 20

Solving for variable 'x'.

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

Add '1' to each side of the equation.
-1 + 1 + 9x = 20 + 1

Combine like terms: -1 + 1 = 0
0 + 9x = 20 + 1
9x = 20 + 1

Combine like terms: 20 + 1 = 21
9x = 21

Divide each side by '9'.
x = 2.333333333

Simplifying
x = 2.333333333

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