True.
Work is in attached sheet! <3
The product of 5 and the difference between a number and 7 is 75, what is the number
1 answer:
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Here we have a system of equation like this:
from the first equation we get:
Substitute in the second equation we get:
Substitute i the first equation again we get:
We deduce that:
A is bigger than B.
from the first equation we get:
Substitute in the second equation we get:
Substitute i the first equation again we get:
We deduce that:
Answer: 11/18
Step-by-step explanation: I've attached the explanation
