miranda160322015 miranda160322015
  • 03-11-2021
  • Mathematics
contestada

Solve the following system of equations . y = - x + 7, \qquad 4x - 5y = 10 Write your answer as an ordered pair in the form(x,y)

Respuesta :

kailemontefalco
kailemontefalco kailemontefalco
  • 03-11-2021

Answer:

(5, 2)

Step-by-step explanation:

Lets substitute y = -x + 7 into 4x-5y=10

Then we can write 4x-5y=10 as 4x-5×(-x+7)=10,

4x-(-5x)-35=10

9x-35=10

9x=45

x=5, therefore, y= -5+7=2

Answer Link

Otras preguntas

why is the use of the inquiry process a practical way to approach science HELP
a=(vf-vi)/t solve for tsolve for vi solve for vf
a=(vf-vi)/t solve for vf
What's the algebraic expression of "15 less than a number squared"?
What is a distinct factor in math?
How do you translate "fifty-three plus four times c is as much as 21" in an equation
What motivated Europeans to begin looking to distant lands?
this is for algebra 1 My two numbers add up to 12. Three times my first number plus twice my second number is 29. Which two numbers is she thinking of? Show yo
3312 divided by 48 long division
Can organisms create their own energy? Explain your answer