gtsaling190 gtsaling190

03-11-2021
Mathematics

contestada

x+y=7

2x+7y=9

solve using elimination
I'll give brainliest

Respuesta :

wizard46 wizard46

03-11-2021

Step-by-step explanation:

7x+7y=7

-2x-7y=-9

7-7 will be Cut

so,

5x=-2

x=-2/5

x=-0.4

7(-0.4)+7y=7

-2.8+7y=7

7y=7+2.8

7y=9.8

y=9.8/7

y=1.4

HOPE IT HELPS!!

Answer Link

Otras preguntas

Question 3 (2 points) Think about what forces are involved in the different parts of this investigation. Explain why there is a difference in the amount of Newt

I need help with this problem please.

An equilateral triangle has a side labeled 3x. The perimeter of the triangle is 99 cm. what is the measure of the sides of the triangle?

turns into _____ energy (when plants convert into food)

Review the following information about vectors q and r. What is the value of a? q=(-4,1) 31 r = (a, 3) 7(q + r) = (-35, 28) -5

why is aeration important in the tissue organ bath system?

Whats the rhyme scheme of my rap. if you dont see the image let me know. Cuz i need help with this. im suppose to make a rap then find out what the rhyme scheme

Help due soon! Overall, what is happening in terms of military build-up in the years prior to WWI? How might that lead to the war beginning?

What is the x-coordinate of point D? Write the coordinate as a decimal.

which is equivalent to the expression 2/3(d + 6)