3 years ago

What is -7v(v+7)-2(1+4v)

Mathematics

1 answer:

son4ous [18]3 years ago

5 0

Answer:

-7v² - 57v - 2

Step-by-step explanation:

-7v² - 49v - 2 - 8v

-7v² - 57v - 2

You might be interested in

A Statue cast a shadow 25 feet long a boy standing next to the statues 4.5 feet tall and casts a shadow that is 3.6 feet long ho

tester [92]

Set up a proportion. Let h = the statue height. h/statue shadow = boy height/boy shadow.

h/25 = 4.5/3.6

Cross multiply and solve for h.

8 0

3 years ago

A lorry driver charges $1800 to carry 60 tonnes of weight. How much will he charge for carrying 80 tonnes at the same rate

V125BC [204]

Answer:

$2400

Step-by-step explanation:

60 tonnes = $1800

80 tonnes = $?

= 1800 × 80/60

= $2400

4 0

3 years ago

Read 2 more answers

Maria ran 100 yards in 13.8 seconds.mike ran 1 second slower then Maria. How long did it take mike to run 100 yards?

Allisa [31]

Answer:

12.8 seconds

Step-by-step explanation:

13.8-1=12.8.... unless I'm wrong?

5 0

4 years ago

Lisa runs 8 miles in 60 minutes . At this rate how long would it take her to run 2 miles

Sonbull [250]

Answer:

15 minutes

Step-by-step explanation:

4 0

3 years ago

Read 2 more answers

Grace and her brother Sid want to raise money to go to band camp. Their parents have agreed to help them up to $400 by paying th

Cerrena [4.2K]

Answer:

I think it would be 25m + 10b = 400

6 0

3 years ago