Respuesta :

we have

33 - 3x = 12 ​

solve for x

That means -----> isolate the variable x

step 1

subtract 33 both sides

33-3x-33=12-33

-3x=-21

step 2

Divide by -3 both sides

-3x/-3=-21/-3

x=7

therefore

the answer is x=7

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