Question

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Use substitution to determine which of the following points is a solution to the standard form equation below.

2y=5

a. (10, 5/2)
b. (5, 2/5)
c. (5/2, - 5/2)
d. (5/2, - 2/5)

Answer 1

(x,y) so choice a is x=10 and y=5/2
sub to see if that is true if not test the rest of the points

Answer 2

wheres the x?

Answer 3

no x given in this case, so only sub your y value