3a = 18
(I know how to solve it, but how do I check my solution?)

plug the a back in

3(6)=18 if the answer is 18 then your right

18=18

Replace A with 6 so write this:

Step-by-step explanation:

3(6)=18

3*6=18

Pls give brainliest :)

answer:

an answer is 9/10 and 17/30 respectively.

step-by-step explanation:

i just tried out 9/10 and subtracted 1/3 from it and after equalizing the denominators for both of the fractions by doing 9x3/10x3 and 1x10/3x10 which will give 27/30 - 10/30 = 17/30.