Question

If x = a and y = —2a is solution of equation ax+2y = —4 then find the value of a.

Answer 1

Step-by-step explanation:

x=a

y=-2a

ax+2y= -4

a×a+2(-2a)= -4

a^2-4a = -4

a^2 -4a -4 =0

there is no factors for this problem