Question

3x-4y+7z=0,2x-y-2z=0​

Answer 1

3x-4y+7z=0, 2x-y-2z=0 what is the question for this eqn

Answer 2

Answer

3x-4y+7z=0

2x-y-2z=0

by cross multiplication method we get ÷

x/15=y/20=z/5

or

x/3 =y/4=z/1=k

x/3=k

x=3k and y=4k