Question

Find the value of , if x=- and y=+5/2 is a solution of th equation x+4y-7=0​

Answer 1

Answer:

= 3

I am representing x = £

put the value of x and y in given equation

x + 4y -7 = 0

-£ + 4(5/2) = 7

-£ + 2×5 = 7

-£ = 7 - 10

-£ = -3

£ = 3