ten622 ten622
  • 19-05-2021
  • Mathematics
contestada

Help please...

x = 3y
4x + 5y = 34

solve for x and y


Help help

Respuesta :

bridemaggie6
bridemaggie6 bridemaggie6
  • 19-05-2021

Answer: y=2 and x=6

Step-by-step explanation:

x=3y

4x+5y=34

From equation ( 1) x=3y thus substituting in eqn(2)

4(3y)+5y=34

12y+5y=34

17y=34

y=34÷17=2

Thus y=2

Putting y=2 in eqn(1)

x=3y

x=3(2)

x=6

Answer Link

Otras preguntas

What element has the electron configuration of 1s2 2s2 2p6 3s2 3p2?
Who prescribes a diet for a patient after determining the patient's nutritional status?
“The physiological process of decoding sounds” is the definition of _______________.
mrs Callahan is building a new dog pen for her dog, Cooper. She has 24 feet of fencing to build the dog pen. The pen needs to be a rectangle. What are the leng
No more than percent of a person's total calorie intake should consist of fat
Mrs. Smith took her bird to the vet. Tweety weighed 1 3/10 pounds. The vet said that Tweety weighed 4/10 pounds more last year. How much did Tweety weigh last y
A room has an area of 121 ft2 but carpeting is only sold in m2. How much carpeting is needed to carpet the room?
what is a counterexample for "subtraction of whole numbers is commutative" ??
Which characteristic should a good scientific question have?
The perimeter of a rectangle is 46cm. The length is 13 cm. What is the width?