Question

check whether the given value(s) of the variable(s) in the following equations are solutions of the equations or not
A) 5x +2y =20;X=6, y = -5​

Answer 1

Answer:

Given,

5x+2y=20,X=6,y=-5

5(6)+2(-5)=20

30+(-10)=20

30-10=20

therefore,20=20

hence proved