Identify the system of equations that is satisfied by the given ordered pair. (20, −12) or a = 20, b = −12

a=20; b=-12

Step-by-step explanation:

if you just say (20,-12) then a can anything it can be 20 or it can be -12 so (a=20; b=-12) is an organized way of keeping it.

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.