3 years ago

Add the two expression -2.4n-3and-7.8n+2

1 answer:

4 0

You have to combine like terms so you have to add -2.4n and -7.8n which will give you -10.2n. Then you need to combine the -3 and 2 which will give you -1. So you will end up with
-10.2n - 1

Hope that helps!

You might be interested in

mark's soup recipe makes 6 servings and uses 4 carrots and 2 potatoes. How many carrots and potatoes does he need for 15 serving

VLD [36.1K]

Let’s see, for 6 servings he needed 4 carrots, meaning every carrot was equal to 1.5 servings. 15/1.5 is 10, 10 carrots for 15 servings.

7 0

3 years ago

Helppp pls i dont no it

Sedbober [7]

Answer:

you got banned :((

Step-by-step explanation:

5 0

2 years ago

Geometry-Solving for X

Marianna [84]

Answer:

x= 46.6582....

Step-by-step explanation:

i can't find the symbols here so hopefully u get it.

we'll use SOHCAHTOA

sin x= $\frac{opposite}{hypotenuse}$

sin x= $\frac{8}{11}$

x=sin inverse $\frac{8}{11}$ ---------> sin^-1

x=46.6...

6 0

3 years ago

CAN YOU PLEASE HELP ME!!....

loris [4]

Answer:

I have no idea sorry :c

Step-by-step explanation:

5 0

3 years ago

The ruby-throated hummingbird has a wing beat of about 200 beats per second. About how many wing beats would a humming bird have

Ann [662]

1 minute = 60 seconds 3 minutes= 180 seconds multiply 200 x 180= 36,000 beats hope this helps

3 0

3 years ago