Posted by Neil on Monday, October 1, 2012 at 4:52pm.
Determine if the ordered pair is a solution to the system.
5x  7y= 4
y= 1/2 x  1
a. (2,2) b. (2, 2)

Math  Henry, Tuesday, October 2, 2012 at 9:53pm
The solution should satisfy both Eqs:
5x  7 = 4. (2,2).
5*2  7*2 = 24. Therefore, (2,2) is not a solution.
Test the other point in both Eqs.
You'll find that neither point satisfies
both Eqs.