Cannot be determined is the answer.
Answer:
Step-by-step explanation:
<span>2x+3y=7
x-y=1
</span>2x+3y=7
x=1+y
2*(1+y)+3y=7
x=1+y
2+2y+3y=7
x=1+y
5y=5 |(:5)
x=1+y
y=1
x=2
CHECK:
2x+3y=7
x-y=1
2*2 + 3*1 = 7
x-y = 1
2-1 = 1
They both have the same value.
Step-by-step explanation:
4 quarters= 1 dollar
So, 8 quarters would be 2 dollars.
1600*0.85
The answer is 1360 tickets..