Asked by Fieroh

What is the value of 4^2 - 2(3 x 5 + 1)?

My answer~ I took (3 x 5 + 1) = 16 x 4^2 = 16 - 2 = 14, and I got 254, but that's not on my answer recommendations, I don't understand this at all, plz help meh!!
A.8
B.1
C.-16
D.-21
Answered by Ms. Sue
4^2 - 2(3 x 5 + 1)

16 - 32 = -16
Answered by Fieroh
Thank you so much!!

Joaquin buys 3 packs light bulbs. Each pack contains 12 light bulbs. after changing the bulbs in his house, he has 15 bulbs left, how many light bulbs did he use?
12 x 3 = 36, 36 - 15 = 21,
my answer is 21, is this correct?

Answered by Ms. Sue
You're welcome.

Yes, 21 is correct.
Answered by Fieroh
A waiter made $120 in tips after waiting on 6 tables. What was the waiter's average tip per table?
$120 / 6 = 20, i think she got an average of $20 per table in tips, is this correct?
Answered by Ms. Sue
Yes, that's correct.
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