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
Mnenie [13.5K]
3 years ago
10

X=-3y-5 3x+9y=7 how can u solve this?

Mathematics
2 answers:
pentagon [3]3 years ago
5 0

Answer:


Step-by-step explanation:


yulyashka [42]3 years ago
5 0

Answer:

No solution

Step-by-step explanation:

x=-3y-5.....(1)

3x+9y=7.....(2)

from equation (2)

3(-3y-5)+9y=7

combine

-9y-15+9y=7

collect the like terms

-9y+9y=7-15

0=-8

No solution


You might be interested in
Can someone please help with this 7th grade math question?
pogonyaev

Answer:

B,,,,,,,,,  2, 6, 10, and -8

Step-by-step explanation:

Coefficients are any numbers part of an equation

8 0
3 years ago
Which ratio is equal to 27 : 81?
Elena-2011 [213]

Answer:

3:9 u can reduce it again to 1:3

6 0
3 years ago
Over the weekend Ella ran three times as many miles as Vera. Together they ran 24 miles. How many miles did Vera run?
Butoxors [25]

answer is 72

ella ran 3times as many and vera

24 x3=72 miles more

4 0
3 years ago
Solve x^2+ 4x =15<br> thxssss
dmitriy555 [2]

Answer:

x=3/5

Step-by-step explanation:

x^2+4x=5

x+4x=5x

5x+2=5

-2 -2

5x=3

divide 5 from each side

5/5x=3/5

<u>x=3/5</u>

7 0
3 years ago
Can someone answer this‼️‼️Give an equation for each answer and please read the directions for number 8 fill in Iceland and Hono
Dmitrij [34]
Hxjdiehejedhd hdjdjdnd
5 0
3 years ago
Other questions:
  • A new piece of equipment costs $18,000 with a residual value of $600 and an estimated useful life of
    11·1 answer
  • HELPPP!!<br> The graph below represents which system of inequalities?
    9·2 answers
  • Which fraction is larger 6/17 or 18/51
    15·2 answers
  • 8 + 3a + 7 - 2a simplifies to
    14·2 answers
  • In the equation, y = mx + b, the letter b is the
    15·2 answers
  • Help please It's for my math test Algebra I content.
    14·1 answer
  • Solving in a litter of 10 puppies, exactly six puppies are black. What percent of the
    11·2 answers
  • Marissa knits caps that she supplies to several baby stores. She purchases five bundles of yarn for $62.50. Select the
    13·2 answers
  • Five friends attend a matinee movie and spend $8 per ticket. They also purchase a small bag of popcorn each. The friends spend a
    15·1 answer
  • Linda wants to determine the average salary for her employees for her Bakery business. Recorded below are the salaries for each
    6·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!