darlingtononyia1
darlingtononyia1 darlingtononyia1
  • 02-04-2020
  • Mathematics
contestada

7x-4y =3 and 7-4y=3​

Respuesta :

fayemioluwatomisin
fayemioluwatomisin fayemioluwatomisin
  • 02-04-2020

Answer:x=1 and y=1

Step-by-step explanation:

Solve simultaneously

-4y=3-7

-4y=-4

y=1

Substitute for y in equation 1

We get

7x-4(1)=3

7x-4=3

7x=3+4

7x=7

x=1

Answer Link

Otras preguntas

Las personas son tan groseras! ¿Nadie está de acuerdo?
Write three complete sentences about a time in your life when you either showed grit or wished you had shown grit.
The sum of two numbers is 54. The large number is 10 more than the smaller number. What are the numbers
Which was one of John Adams's accomplishments?
Superman was said to be "faster than a speeding bullet." A Winchester rifle bullet travels at a speed of 1,924 miles per hour (mph). Which of the equations, whe
Perry has 24 coins that equal 52 cents. All the coins are pennies, p, and nickels, n. How many nickels and pennies does Perry have? Use the table to guess and c
A sample of water is being heated over a flame. What happens to the water as it is heated? (2 points) The velocity of the water molecules begins to decrease.
Tom races his bicycle for 70m. A wheel of his bicycle turns 35 times as the bicycle travels the distance. What is the diameter of the wheel?
A regressive tax is best defined as a rate of tax
what is the role of teeth in digestion