I believe it's 20! Good luck!
15 - 23 = -8
To check, add 23.
-8 + 23 = 15
15 = 15.
Answer:
B. 1/3
Step-by-step explanation:
The total number of sides in the cube are 6 (1,2,3,4,5,6). If Dimas only wants to roll either a 2 or 3 then that would mean that he has 2 chances out of the total 6 probable outcomes to roll one of those numbers. Therefore, in order to find the probability of this happening in a single roll we need to divide the number of times that his two choices appear on the dice by the total number of sides the dice has, like so...
2 / 6 = x
If we simplify it would give us 
Easy
sub
remmeber that (-)(-)=(+)
3-2(-7)-(-7)
3+14+7
24
answer si 24
Answer:

Step-by-step explanation:
we have

solve for b
That means ---> isolate the variable b
Multiply by 3 both sides

simplify

Convert to mixed number
