2 years ago

D)

1 answer:

3 0

A) 3x=42 !!!!!!!!!!!!

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koban [17]

B is the answer for ur question :D

8 0

3 years ago

Nimfa-mama [501]

109.15 here's the andwer

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3 years ago

Genrish500 [490]

Answer:

$delta = {7}^{2} - 4 \times 2 \times ( - 3) \\ = 49 + 24 = 73 \\ x 1= \frac{ - 7 + \sqrt{73} }{4} \\ x 2= \frac{ - 7 - \sqrt{73} }{4}$

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3 years ago

il63 [147K]

Answer:

300 gallons an hour

Step-by-step explanation:

If it pumps 75 gallons in 1/4 of an hour (15 minutes), then if you times that by four to make it a full hour (60 minutes). 75 times 4 is 300.

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3 years ago

kotykmax [81]

Answer:

-5t^2 +2t -3

Step-by-step explanation:

Collect terms in the sum:

G+P = (3t^2 -5t +6) +(-8t^2 +7t -9) = (3-8)t^2 +(-5+7)t +(6-9)

= -5t^2 +2t -3

3 0

2 years ago