35
12 + 25y = 795
12(y + 20) + 25y = 795
12y + 240 + 25y = 795
37y = 795 - 240
37y= 555
y=15
Substitute y= 15 into
x=y + 20
x= 15 + 20
x= 35
T-shirt = 35
Sweatshirt = 15
They brought 35 t shirts
The other size is 10 too and there will be enough spaces with 1 foot left!!!! :)
3) $28 bc, 18+10= 1/3 of the money bc he already spent 2/3 so 28 is the answer
Answer:
the maximum average wieght of each person would be 95 kg
Step-by-step explanation:
f - 6 = -2f + 3(f - 2)
f - 6 = -2f + 3f - 6
f + 2f - 3f = -6 + 6
0 = 0
Every number is solution this equation.