Question

The expression x−y equals 0.7 if x and y have certain values. Evaluate the following expressions with the same values of x and y. What is 1/x-y.

PLEASE HELP FAST I NEED THIS DONE IN 30 MINUTES!!!

Answer 1

This picture is the answer

Answer 2

10/7 or 1.428571429

Explanation:

We know that x-y=0.7

So, now we have the equation 1÷0.7 or 1÷7/10

Meaning, we can multiply by the reciprocal,

And make this equation into 1×10/7= 10/7