aaliyahjazell3792 aaliyahjazell3792
  • 04-03-2021
  • Mathematics
contestada

What is the solution of the system ? Use substitution y=2x+7 y=x-1

Respuesta :

estellagetchell estellagetchell
  • 04-03-2021
(-8,-9)

Explanation:

y=2x+7 ; y=x-1

x-1=2x+7

x-1-7=2x+7-7

x-8=2x

x-x-8=2x-x

x=-8

y=x-1

y=-8-1

y=-9
Answer Link

Otras preguntas

Please help! (Number 14)
ANSWER THIS QUICKLY PLEASE!!!!!!!
Last one, I still didn't understand it
Red has the ______ wavelength in the visible portion of the electromagnetic spectrum
HELP QUICKLY PLEASE!!!!!
What kind of writing do you find more convincing, a traditional persuasive essay (such as the kind you’ve written for compositions) or an autobiographical incid
The sum of two numbers is 61 . The larger number is 23 more than the smaller number. What are the numbers?
Suppose that X is a random variable with mean 20 and standard deviation 5. Also suppose that Y is a random variable with mean 40 and standard deviation 10. Find
how many sister chromatids are there in metaphase
Why do people in jonas's community have the same birthday?