nathaliagonzalez nathaliagonzalez
  • 02-12-2020
  • Mathematics
contestada

if -2x+3=7 and 3x+1= 5+y

Respuesta :

lindsayextra2 lindsayextra2
  • 02-12-2020

Answer: x = -2, y = -10

Step-by-step explanation:

solve for x first in the equation -2x+3=7

-2x+3=7

-2x = 4

x = -2

now plug that x value into the other equation so we can find y

3x+1 = 5+y

3(-2)+1 = 5+y

-6+1 = 5+y

-5=5+y

-10 = y

Answer Link
ddss1972
ddss1972 ddss1972
  • 02-12-2020

Step-by-step explanation:

-2X+3=7

-2X= 7--3

X=-2

2nd equation

3(-2) +1= 5+y

y= -10

Answer Link

Otras preguntas

what are your opinions on one direction?
Natural gas forms from the remains of buried plants and animals. a. True b. False
How did mountains and river make it difficult for one group to control all of Europe?
Positive visual environments can: a. motivate you b. relieve stress c. improve your mood d. all of the above
The width of a rectangle is 6 ft. What os the perimeter of the rectangle if its area is 42 square feet? A 26 feet B 36 feet C 42 feet D 48 feet
Can someone help? 12x−2y=8 not in a faction and not is a decimal.
Doing a warm-up before exercise is important because it
Help with these questions??
What is convenience food?
The systematic mass slaughter of European Jews and others in Nazi concentration camps during World War II is called the Holocaust. a. True b. False