nancyruth nancyruth
  • 15-02-2021
  • Mathematics
contestada

4x+y=15
3x+5y=41
help please!

Respuesta :

Psycherylotte
Psycherylotte Psycherylotte
  • 15-02-2021

Step-by-step explanation:

x=2. y=7

4(2) + (7) =15

3(2) + 5(7) = 41

Answer Link
rdakshayani
rdakshayani rdakshayani
  • 15-02-2021

Step-by-step explanation:

4x+y=15 -------1

3x+5y=41------2

y=15–4x--------3

3 in 2

3x+5(15–4x)=41

3x+75–20x=41

3x–20x=41–75

-17x=-34

x=-34÷-17

x=2

x=2 in 1

4(2)+y=15

8+y=15

y=15–8

y=7

answer:x=2,y=7

Answer Link

Otras preguntas

What does infrared radiation mean?
Divide 30cm into the ratio 2:4
Can someone help me plz (-5x^4y^2)^3
amy was doing her math homework and got an answer of 1.683 for the problem 5.61x3. her friend ruth knew immediatelty that the answer was wrong, without doing an
Where is Siberia? A. Russia B. Yugoslavia C. Romania D. Greece
original price$125 Markdown 30% retail price
Please answer this question for me please 8=56 7=42 6=30 5=42 3=?
What was the written plan that James Madison and other Federalists support in 1787?
How did early flooding rivers contribute to the beginning of farming communities
What is convection current