Question

Which expression is equivalent to 3(−4.2y − 13.6)?

1.2y − 13.6
1.2y − 10.6
−12.6y − 13.6
−12.6y − 40.8

Answer 1

• D) - 12.6y - 40.8

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Given:

• Expression 3(−4.2y − 13.6)

Distribute and simplify it to get equivalent expression:

• 3(−4.2y − 13.6) =
• 3(-4.2y) - 3(13.6) =
• - 12.6y - 40.8

This is matching the last option.