Answer: 135
Step-by-step explanation: You are multiplying the value of A times 27. Any time there is a letter next to a number like this, it is multiplication.
27 x A= ?
A is equal to 5, so you can substitute.
A=5, so your expression will be 27 x 5 =135.
27 x 5 = 135. So, 27A if A is equal to 5, is 135.