(x+15)^2 −10=0 i need solutions

Step-by-step explanation:

(x-15)²=10

x-15=±√10

x=15±√10

or x=15+√10

and x=15-√10

15% chance.

step-by-step explanation:

3/10 times, the 5 year old will get a tablet. 5/10 times, the 13 yer old will get a tablet. multiply both fractions to get 15/100 times, both would have a tablet.