решить систему уравнений: x/2 -y=3 2x-3y=4 заранее спасибо. Created by daria20001. algebra-ru

2 -y=3 2x-3y=4 заранее спасибо...

daria20001 @daria20001

August 2022 1 16 Report

решить систему уравнений: x/2 -y=3 2x-3y=4
заранее спасибо

Answers & Comments

Хуqожнuк X/2 - y = 3
2x - 3y = 4

x - 2y = 6
2x - 3y = 4

x = 6 + 2y
2(6+2y) - 3y = 4

x = 6 + 2y
12 + 4y - 3y = 4

x = 6 + 2y
y = 4 - 12

x = -10
y = -8

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