Answer:
The simplified form is,
Step-by-step explanation:
The given expression is,
b
8.5 hope this helps sorry if its wrong :3
x=
Answer is that Mr mole goes 3 each minute for each minute add on those 3 as you add on those 3 write it down counting how many then you know the time and the meters hes been digging
55 + 55 =110
284 - 110 = 174 / 2 = 87