athenawandahost athenawandahost

25-01-2021
Mathematics

contestada

Is this ordered pair a solution to the system of linear equations? Yes or no and why or why not?

Is this ordered pair a solution to the system of linear equations Yes or no and why or why not class=

Respuesta :

thebecks thebecks

25-01-2021

Answer:

Yes, it is a solution

Step-by-step explanation:

9x+7y=-11

-2x-5y=30

substitute 5 for x and -8 for y and test:

9(5)+7(-8)=-11

45-56=-11 , this is true

-2(5)-5(-8)=30

-10+40=30 , this is true also

Answer Link

Otras preguntas

how many thousands are there in 800,000 and 1,000,000

Over-encouraging lesser skilled players can lead to embarrassment. a. True b. False

W(t)=-2t+1 find w(-7)

When electrons are added to the outermost shell of a carbon atom, it forms an anion that has a larger radius. an anion that has a smaller radius. a cation that

This is not a homework question but, I just wanted to ask (because this is about something in real life), what would you do if your best friend turned into a re

how do I solve a 90° rotation about the origin

Four friends needed to unload 4 trucks full of bricks. Because the trucks were the same size they each were given one to unload. At the end of the day, Mark was

Does a waist-to-hip ratio show extra weight on up your hips

The scores for a bowling tournament are normally distributed with a mean of 240 and a standard deviation of 100 , Julian scored 240 at the tournament . What per

(4/7) + (2/7) add the fractions