Mathematics, 08.07.2019 08:30, kaileyy06

What expression is equivalent to 3y - 21? a. 3(y - 21) , b. 3(3y - 21) , c. 3(3y - 7) , d. 3(y - 7) . need quickly! < 3

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What expression is equivalent to 3y - 21? a. 3(y - 21) , b. 3(3y - 21) , c. 3(3y - 7) , d. 3(y - 7)...