If is -(-13/12) then A. -13/-12
If is -13/12 then B. 13/-12

Let x = times in the pool
Let y = times in the basketball courts
42=3x+5y
x+y=12
Therefore y = 12-x
Subsitute for y
42 = 3x + 5(12-x)
42 = 3x + 60 -5x
Subtract 60
-18 = -2x
9 = x
The person used the pool 9 times.
B bsbdhdbhhdjddjdjdndhdhdhdgdggdhdhdhdhdhdhdhdhdhdhd
9x 6x6x3.14 = 1017.36
I followed the formula but why donMt have the answer right here
Answer:
2, 3, 7
Step-by-step explanation:
Since you know your multiplication tables, you know that ...
42 = 6 × 7
and
6 = 2 × 3
The numbers 2, 3, and 7 are prime numbers (not further divisible). This list is in order least to greatest, so is the combination of the lock.