Answer:the answer should be B :) !
Step-by-step explanation:
I think the answer is 78 because more usually mean addition so 57+21=78
1. 8a+24
2. .12e
ill edit it when get the other answers
Brainiest? pls
Answer:
multiplication, so d, 2 x 3
Step-by-step explanation:
remember... PEMDAS!!
