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

Congress can print money but cannot issue licenses. States can issue licenses but cannot print money. What constitutional principle explains these contrasting p
On the way to her babysitting job, Mary rode her bike for the first mile. She stopped at a traffic light and waited a few minutes for the traffic light to turn
I need someone to draw me a background,quality I do not care.
how often are health inspections performed in texas
number 4. and 5. What is the unit rate for each size? Which size is a better buy? why?
This question: 1p Find the surface area of the prism.
What type of fingerprint is this? O Plain whorl O Double arch O Double loop whorl O Plain loop
How long is the interval between high tides in Boston?
Question 8 (1 point) In the Standard Automotive Tire Designation P205/65R 15 94 T, the "T" designates the Tires _______. a)Aspect Ratio b)Load Index c)Speed
What is the quotient of 62 divided by 5? (im in a math quiz ;-;) A. 10 r. 5 B. 12 r. 2 C. 13 D. 12 r. 4