Please answer correctly

Match each equation with the operation you can use to solve for the variable. subtract 10. divide by 10. divide by 5. subtract 18. multiply by 10. add 18. add 10. multiply by 5. 5 = 10p arrowright p + 10 = 18 arrowright p + 18 = 5 arrowright 5p = 10 arrowright

Which expression gives the area of the triangle shown below

What is the value of the expression 9+n/3-6 when n = 12? 1. 5. 7. 12.