Is the ordered pair (2,7) is a solution of the equation: y - x = 5?

1 Answer
May 6, 2016

Yes.

Explanation:

The ordered pair #(2,7)# is in the form #(x,y)# so
#x= 2 #
#y = 7#

Substitute #x# and #y# values into the equation #y-x=5#

#7 - 2 = 5#
#5=5#

Since the equation is correct, the ordered pair is a solution.