kimberlyguti04 kimberlyguti04
  • 14-04-2020
  • Mathematics
contestada

Solve using substitution.
8x + 5y = 4
x = 3
What is x and y?

Respuesta :

candyfood299
candyfood299 candyfood299
  • 14-04-2020

Answer: y=-4

Step-by-step explanation:

8(3)+5y=4

24+5y=4

subtract each side by 24

5y=-20

divide by 5

5 y=-4

Answer Link
logandol logandol
  • 14-04-2020

Answer: x = 3 : y = -4

Step-by-step explanation:

8x + 5y = 4

8(3) + 5y = 4

5y = 4 - 8(3)

5y = 4 - 24

5y = -20

(5y)/5 = -20/5

y = -4

Answer Link

Otras preguntas

If you leave a cold glass of water outside on a hot summer day water droplets from on the outside of the glass.where does this water come from?what process in t
How can 1% of 600 be used to determine 36% of 600? Enter your answers in the boxes to correctly complete the statement 1% of 600 is ,so 36% of 600 is .​
Who did Europeans trade with before the age of exploration?
The sum of a number and 12 3/4 is 16 4/9 Find the number
Find the area of a circle that has a diameter of 40′.
What is a thesis statement
Xavier and Ashaunda were at the beach on a nice warm and sunny weekend. They watched as puffy white clouds slowly developed over the ocean. They knew they woul
allow me to sell you a couple and what does father william thinks
If you "pass your genes along" to your offspring, can't you run out of genes?
Which is irrational?