Answer:
235
Step-by-step explanation:
325( Three digit number)
No zero
5-3=2
3+2+5=10
Answer:

Step-by-step explanation:
#Using the method of substitution and replacement of unknown values.
Given that

Express eqtn (ii) in terms of x

Replacing for x in eqtn (i)

Substitute y value in eqtn(ii) to obtain x

Answer:
answer is 792
Step-by-step explanation:
........................ .
Tons needed to unload a freight train= 21×2.5 =52.5
number of 3.5-ton payload trucks needed to unload a freight train=52.5÷3.5 = 15
15 Trucks , Each With A 3.5-Ton Payloaf , Would be Needed To Do The Same Job.
Answer:
9-5. 10 11.
Step-by-step explanation: