Answer:
The 8.39-kg bag
Step-by-step explanation:
19.99 divided by 7.98 = $2.51
20.38 divided by 8.39 = $2.43
2.51 > 2.43
So 8.39-kg bag is the better buy
Answer:
6
Step-by-step explanation:
24/-4
Answer:
=6/7
Step-by-step explanation:
Answer:
x=2, y=5
Step-by-step explanation:
PT=TR
QT=TS
get the system:
y = 2x + 1
3y = 3x + 9
3 * (2x+1) = 3x + 9
6x + 3 = 3x + 9
3x = 6
x = 2
y = 2x + 1 = 2*2 + 1 = 5
1st question : 16,22. 14,20. 12,18
