Question

7x + 2y = 0 how and why??​

Answer 1

Answer:

it is so as they have the variables of unequal rank it means x and y cannot be added

so there sum Will be zero

Answer 2

Answer:

yes ,7x+2y=0

Step-by-step explanation:

suppose the X= (-8)

Y =(28)

7x+2y=0

7×(-8) +2×(28)=0

-56 + 56 =0

Hence it is prove