Question

Find a, if (- 2,3) is the solution of x-2y+a=0.

(a) 7

(b) 8

(c) 6

(d) 3

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Answer 1

Answer:

b) 8

sub y as 3 and x as -2

Answer 2

Answer:

(b) 8

Step-by-step explanation:

because

x=(-2),

y=(3)

x-2y+a=0

(-2)-2(3)+a=0

(-2)-6+a=0

8+a=0

a=8