5x+10y=1750
x+y=100
Multiply the second equation by -5 and add
5y=1250, so y=250
Plugging that back in, we get that x=-150, but that doesn't make sense, so it's either that they sold negative short sleeved shirts or didn't reach their goal of 1750 dollars
Answer:
175
Step-by-step explanation:
A1=1
d=6
A30=?
An=A1 + (n-1)d
A30= 1 + (30-1)6
= 1+174
= 175
Answer:
5
Step-by-step explanation:
hhhhhhhhhikbvfjbcdgnkkh
36 free throws , 16 games
ratio of free throws to games is 36:16 which reduces to 9:4
u have to pay attention to the wording of problems such as these..because if it would have asked for the ratio of games to free throws, it would have been 16:36 = 4:9