Respuesta :

6x - 20 + 5x - 24 = 55
Add like terms.
11x - 44 = 55
Add the 44 to both sides.
11x = 99
Divide 11 on both sides.
x = 9

FE: 6x - 20

Input the 9.

FE: 6(9) - 20

Multiply.

FE: 54 - 20

Subtract.

FE: 34
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