Answer :
9514 1404 393
Answer:
5x +4y = 20
Step-by-step explanation:
Put the given x- and y-values into the left-side expression to see the constant needed on the right.
5(8) +4(-5) = 40 -20 = 20
The desired equation is ...
5x +4y = 20

9514 1404 393
Answer:
5x +4y = 20
Step-by-step explanation:
Put the given x- and y-values into the left-side expression to see the constant needed on the right.
5(8) +4(-5) = 40 -20 = 20
The desired equation is ...
5x +4y = 20