Answer:
x=3,y=7
Step-by-step explanation:
8x+3y=45
2x+3y=27
8x-2x=6x
45-27=18
6x=18
6. 6
x=3
2(3)+3y=27
6+3y=27
3y=27-6
3y = 21
3. 3
y=7