Question

Given the domain {-4,0,5} what is the range for the relation 12x +6y=24?

Answer 1

{12,4,-6}

Explanation:

for -4

12x+6y=24

12(-4)+6y=24

-48+6y=24

+48 +48

6y=72

6 6

y=12

for 0

12x+6y=24

12(0)+6y=24

6y=24

6 6

y=4

for 5

12x+6y=24

12(5)+6y=24

60+6y=24

-60 -60

6y=-36

6 6

y=-6