Answer:
nth=a+(n+1)d
Step-by-step explanation:
The pictures is black and theres only 15 and a 1 so im gonna guess 15
Answer:
screw this question
Step-by-step explanation:
To change from 15% to 25% he needs to add 10%.
If the solution is 50ml then he needs to add 10% which is 5ml... But if he adds 5 ml then the solution will be 55ml total, so that doesn't make sense. He has to take some of the solution that's not acid before adding the 5ml...
I believe the answer is is two
Get m by itself so divide each side by 6
m= 234/6
m=39