3 years ago

3x-5y=10 -3x-4y=35 Find the Solution set . Solve the system using addition method ?

1 answer:

7 0

Hello:
<span>3x-5y=10 .... (1)
-3x-4y=35 ..... (2)
</span><span>using addition method (1)+(2) :-9y=45 y=-6
</span>subst in (1) : 3x-5(-6)=10
3x=40
x=40/3

You might be interested in

Solve the problem below.

maxonik [38]

Answer:

Please post one by one answer

6 0

2 years ago

David has been driving for 4 hours at 62.8 km/hr. How many kilometers did he travel in that time?

Murrr4er [49]

I would say 234.221 hshevvwosfueoe

7 0

3 years ago

Read 2 more answers

Select all the statements that describe the expression 5 + 2x.

FromTheMoon [43]

It's A that's correct!!!!

8 0

3 years ago

Read 2 more answers

You need some cement to pave your driveway. The size of the driveway is 10 feet wide by 30 feet long by 13 foot deep. What volum

Anna71 [15]

Answer:

3,900

Step-by-step explanation:

What i did exactly to get my answer was i multiplied LxWxH

So meaning i did 10x 30 x 13 which got me this answer 3,900

I really try to be a good helper so I hope this helps you Good Luck!!!

8 0

3 years ago

Read 2 more answers

A set of cards is numbered 1-12 if I were to pick a random card what is the probability I pick 1,3 or 11

omeli [17]

Answer:

0.25, or 25%

Step-by-step explanation:

3/12

7 0

3 years ago