grillobarajas18 grillobarajas18
  • 04-06-2021
  • Mathematics
contestada

8) Solve the system of equations by substitution
y = x + 2
3x + y = 10

Respuesta :

60002135330 60002135330
  • 04-06-2021

Answer:

(2, 4)

Step-by-step explanation:

y = x + 2

3x + y = 10

3x + (x + 2) = 10

4x + 2 = 10

4x = 8

x = 2

y = (2) + 2

y = 4

Answer Link
Wallind123
Wallind123 Wallind123
  • 04-06-2021

Step-by-step explanation:

3x + y = 10

substituting the value of y = x + 2

=>3x + x+2 = 10

=>4x= 10-2

=>4x= 8

=>x= 8/4

=>x= 2

And, y= 2+2 = 4

Answer Link

Otras preguntas

The volume of a cube is 8 cubic inches. What is the length of one edge of the cube?
Melanie purchased the following items: 2 T-shirts for $28.00 each,1 pair of jeans for $120.00 and 4 pairs of socks for $80.00. Calculate her change if she paid
Data Table City 24-hr Average Yearly Temperature in ºC Total Yearly Precipitation in mm Minsk, Belarus (Former USSR) (53° N, 27° E) Shanghai, China (31° N,
Show work plz hahaha You borrow money for a new car from the bank. After month 1, the loan balance is $14,760. After month 2, it is $14,520. If this pattern c
What describes the intersection of the plane a and line m
How do you do this and what is the correct answer? Simple and concise explanation please!
An earthquake originating at which location would have the least impact on society?
What does the excerpt reveal about the setting of the story?
Amanda needs to create an informative print brochure for her local library’s fundraiser dinner. What critical detail must she have before she starts designing t
I need to know the answer tot he question in the box