Question

fill in the blanks... please solve in detail... ​

Answer 1

Answer:

x=60,y=30

Step-by-step explanation:

x=2y

x+y=90 .....given

subtitutex=2y

2y+y=90

3y=90

y=30

x=2y

x=2*30

x=60

Answer 2

Answer:

x=60

y=30...........