Answer:
Honestly I can't figure it out myself, but I really want to help you.
Step-by-step explanation:
So I don't know how to write a step-by-step explanation
Answer:
the answer in false
Step-by-step explanation:
Answer:
84
Step-by-step explanation:
let a be the 1's digit and b the 10's digit, then
a = 2b ← twice the 10's digit, thus
sum = 2b + b = 12, that is
3b = 12 ( divide both sides by 3 )
b = 4
and a = 2b = 2 × 4 = 8
The 2 digit number is 84
Answer:
U=3
Step-by-step explanation:
Since 9*3=27, and 27-7=20, U=3.
