3 years ago

Solve the system using elimination.

Mathematics

2 answers:

jenyasd209 [6]3 years ago

8 0

Answer:

answer is : (-9, 2) plz mark me as brainlest!

Step-by-step explanation:

Whitepunk [10]3 years ago

6 0

5x + 8y = -29
7x - 2y = -67 ..... multiply both sides by 4

5x + 8y = -29
28x - 8y = -268

33x + 0y = -297
x = -9

(-9, 2)

You might be interested in

A rectangle is 12m longer than it is wide. Its perimeter is 68m. Find its length and width?

Juliette [100K]

The width is 11m and the length is 23m

5 0

2 years ago

Carlos has used 40 cell phone minutes each day for one full week. His cell phone plan allows for a total of 320 minutes per week

sammy [17]

40 minutes*7 days of the week= 280 minutes a week. So, 320-280= 40 minutes left over. 40:320= 1:8. You were correct!

5 0

3 years ago

Evaluate 7+5^2*4 Algebra 1

vagabundo [1.1K]

Hi there!

Answer:

=107

*The answer must have a positive sign.*

Step-by-step explanation:

<h2>Lesson: Order of operations</h2>

Parenthesis

Exponents

Multiply

Divide

Add

Subtract

It can also go left to right.

First, you do exponents.

$5^2=5*5=25$

$7+25*4$

Then, you multiply from left to right.

$25*4=100$

Finally, you add from left to right.

$100+7=107$

I hope this helps you!

Have a nice day! :)

-Charlie

8 0

2 years ago

Read 2 more answers

Yesterday liam used 20 stripped marbles to fill bags. how many non-stopped marbles did he used to fill up the bags?

777dan777 [17]

The answer is 30 because i had this on a test

5 0

2 years ago

2/3 : 1 in its simplest form

slamgirl [31]

Answer:

2 : 3

Step-by-step explanation:

You need to show the ratio using the smallest whole numbers possible.

Multiply both numbers by 3.

2/3 : 1

2/3 × 3 : 1 × 3

2 : 3

5 0

2 years ago