ogray765 ogray765

01-02-2024
Mathematics

contestada

use elimination to find the system x+2y=20 and 2x +y=19

Respuesta :

methegenius01 methegenius01

01-02-2024

Answer: x=6 y=7

Step-by-step explanation:

so, we multiply the first equation by 2 to get 2x+4y=40 and we take 2x+y=19 and subtract. we get 3y=21 so y=7 and we plug that in and get x=6

Answer Link

Otras preguntas

Despite the grove owners’ hard work, the orange crop had _____ overnight. Which verb should be used with the helping verb had in the sentence? freezed frozed fr

factorise :12(x²+7)²-8(x²+7)(2x-1)-15(2x-1)²

Which phrase from the text suggests it is from an earlier time? Luxurious steamers Delicately tinted Standing like ghosts The tireless hand

Round 99.49 to the nearest whole number

how does moving the place of a digit change its value

In Act II, Scene 1, of A Midsummer Night's Dream, who is speaking to whom in these lines? I will not stay thy questions; let me go Or, if thou follow me, do not

Acid precipitation is caused by a mix of what?

Why was the Pax Romana called Pax? Select one: a. It was a time of vicious military conflict. b. It was a time of relatively little military activity. c. It was

what 4 consecutive whole numbers add to 54

When Ryan’s alarm clock woke him up at eight in the morning, he hardly suspected that he would never hear it ring again. Which narrative device is used in this