lilpeepxliltracy
28.04.2021 •
Mathematics
2x + 4y = 22
2x - 2y = -8
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Ответ:
2x+4y=22
-2x+2y=+8
6y=30
y=5
now
replace the value of y in equ i
2x +4y =22
2x+20=22
x=1
Ответ:
x = 1 y= 5
Step-by-step explanation:
2x + 4y = 22 -
2x - 2y = -8
0+6y = 30
Y= 30/6= 5
Substituting,
2x+ 4*5= 22
2x+ 20 = 22
2x= 22-20 = 2
X=2/2=1
Ответ:
ok
Step-by-step explanation:
:v