Math

3(4x + 7) = 45 Solve for x

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3(4x + 7) = 45

(3)(4x) (3)( + 7) = 45

12x+21=45

12x+21-21=45-21

12x=24

12x/12=24/12

x=2

12x+21=45

12x=24

x=2