Answer:
Hey mate.....
Step-by-step explanation:
This is ur answer.....
<h2>D. 3c + 2b</h2>
Hope it helps!
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Answer: 
<u>Step-by-step explanation:</u>
When you subtract b/2a from both sides, you end up with the Quadratic Formula.
To solve this problem you will need to use the cross product method:
1/16 of an hour → write 1 card
3/4 of an hour → write X cards
(3/4) ÷ (1/16) = X
0.75 ÷ 0.0625 = X
12 = X
Joey can write 12 Thank you cards in 3/4 of an hour.
There you go! I really hope this helped, if there's anything just let me know! :)
Answer:
60°
Step-by-step explanation:
90°+30°=120°
180°_120°=60°