Question

For the following system, if you isolated x in the second equation to use the Substitution Method, what expression would you substitute into the first equation?

Answer 1

which system?

Answer 2

2x + y = 8
-x - 3y = -12

Answer 3

-x-3y=-12=>12-3y=x or x=12-3y

Answer 4

the answers are , 3y + 12

-3y + 12

3y - 12

-3y - 12
3y + 12

Answer 5

12-3y is the same as -3y+12

Answer 6

ohh yeahhh truee thanks

Answer 7

yw

Answer 8

Nick works two jobs to pay for college. He tutors for $15 per hour and also works as a bag boy for $8 per hour. Due to his class and study schedule, Nick is only able to work up to 20 hours per week, but must earn at least $150 per week. If t represents the number of hours Nick tutors and b represents the number of hours he works as a bag boy, which system of inequalities represents this scenario?