30-[(9x2)-(3x4)]
30-[18-(3x4)]
30-(18-12)
30-6
24
Answer:
13/6
Step-by-step explanation:
6/13 * x = 1
Multiply each side by 13/6
6/13 * 1/3 6 * x = 1 * 13/6
x = 13/6
I believe the answer is B I pretty sure
Answer:
35 times StartFraction 5 Over 7 EndFraction
Step-by-step explanation:
Alejandro has gone to school (5/7) of the last 35 days.
We need to find the expression that can be used to determine the number of days Alejandro has gone to school.

So, the correct option is (b) "35 times StartFraction 5 Over 7 EndFraction".
Answer:
C
Step-by-step explanation:
4.32/5=0.86 per bar
6.48/8=0.81 per bar <---- better buy