-4.5 might be the answer im not very sure but yeah
Answer:
umm
Step-by-step explanation:
3x-4y=10
-20-x+2y=10 then -30+2y=x now plug this in the other equation:
3(-30+2y)-4y=10
-90+6y-4y=10
2y=100
y=50
Answer:
3 3/4
Step-by-step explanation:
5×
5 3
/ × /
1 4
= 15/4
=3 3/4