3.5x-9+x-11=4x+13

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Solution for 3.5x-9+x-11=4x+13 equation: 


Simplifying
3.5x + -9 + x + -11 = 4x + 13

Reorder the terms:
-9 + -11 + 3.5x + x = 4x + 13

Combine like terms: -9 + -11 = -20
-20 + 3.5x + x = 4x + 13

Combine like terms: 3.5x + x = 4.5x
-20 + 4.5x = 4x + 13

Reorder the terms:
-20 + 4.5x = 13 + 4x

Solving
-20 + 4.5x = 13 + 4x

Solving for variable 'x'.

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

Add '-4x' to each side of the equation.
-20 + 4.5x + -4x = 13 + 4x + -4x

Combine like terms: 4.5x + -4x = 0.5x
-20 + 0.5x = 13 + 4x + -4x

Combine like terms: 4x + -4x = 0
-20 + 0.5x = 13 + 0
-20 + 0.5x = 13

Add '20' to each side of the equation.
-20 + 20 + 0.5x = 13 + 20

Combine like terms: -20 + 20 = 0
0 + 0.5x = 13 + 20
0.5x = 13 + 20

Combine like terms: 13 + 20 = 33
0.5x = 33

Divide each side by '0.5'.
x = 66

Simplifying
x = 66

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