1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
irina [24]
3 years ago
7

PLEASE HELP ASAP 35 POINTS!!

Mathematics
1 answer:
OLga [1]3 years ago
4 0

Answer:

-1

Step-by-step explanation:

4x+5y=7

3x-2y= -12

To get the opposite coefficient, we multiply by -1

-1(4x+5y=7 )

-4x-5y = -7

-1*(3x-2y= -12)

-3x +2y = 12

Both equations now have the opposite coefficients on both x and y.

You might be interested in
According to the distributive property, a(5 + b) = A) 5a + b Eliminate B) 5a + ab C) a (b + 5) D) 5 (a + b)
MArishka [77]
A(b+c)=ab+ac
a(5+b)=a(5)+a(b)=5a+ab


B is answer
7 0
3 years ago
Read 2 more answers
A zookeeper predicted that the weight of a newborn lion would be 2.8 pounds. When the zoo’s lion gave birth, the newborn weighed
Nonamiya [84]

3.5 - 2.8 is 0.7 so the zookeerper was 0.7 pounds off

5 0
3 years ago
Read 2 more answers
Write a slope-intercept equation of a line that passes through (-3,4) and (3,-8)
Umnica [9.8K]
Y=-2x-2 is the right answer
4 0
3 years ago
Suppose y varies directly with x. Write a direct variation equation that relates x and y.
timama [110]

\huge\mathfrak\purple{Answer:-}

★ <u>Option (A) y = -5x</u> is the right answer.

<h2><u>_</u><u>_</u><u>_</u><u>_</u><u>_</u><u>_</u><u>_</u><u>_</u><u>_</u><u>_</u><u>_</u><u>_</u><u>_</u><u>_</u><u>_</u><u>_</u><u>_</u><u>_</u><u>_</u><u>_</u><u>_</u><u>_</u><u>_</u><u>_</u><u>_</u><u>_</u><u>_</u><u>_</u><u>_</u><u>_</u><u>_</u><u>_</u><u>_</u></h2>

<h3>I hope this helps! :)</h3>
8 0
3 years ago
Name a 2 digit odd number that is prime.name a 2 digit odd number that is compostite
e-lub [12.9K]
Prime for 2 digit odd number: 13 , 11 , 17, etc

Odd number that is composite: 39, 25, 15, etc


Hope this helps
7 0
2 years ago
Other questions:
  • What is 0.28% of 50?
    7·2 answers
  • A circle has the radius of 5 feet.what is the circumference of a bigger
    11·1 answer
  • Will give brainliest!!! :)<br> Thank you
    9·2 answers
  • Jayden wants to buy a sweater that costs 20 there is a coupon for 30% off if Jayden uses the coupon how much will the sweater co
    8·1 answer
  • Please hurry .......
    10·1 answer
  • Someone help me plss​
    11·2 answers
  • The original price of a jacket is $70. The sale price is 30% off the original price. What is the amount off the original price (
    7·2 answers
  • Add the fraction and whole numbers<br> 5 13/16 + <br> 2 1/8 +<br> 3 3/4
    13·2 answers
  • Can someone help me with this
    15·1 answer
  • Alice and Bob both go to a party which starts at $5:00$. Each of them arrives at a random time between $5:00$ and $6:00$. What i
    9·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!