Answer:
6 units
Step-by-step explanation:
3x4=12 12x5=60 60x6=360 360x7=2,530 2,530x9=22,690
Answer:
<h2>x = 7</h2>
Step-by-step explanation:
The largest number is 5. Therefore x ≥ 6.
Convert numbers from x system to decimal system:

Solve the equation for x:

X=28582 that is the sender