Answer:
Step-by-step explanation:
−8.5d ≥ 20
Divide both sides by -8.5:
This is the answer.
Answer:
5
Step-by-step explanation:
Y=1/3x+6
where x is your age and y is your brothers age
15x + 30y = -10....reduce by dividing by 5
3x + 6y = -2...same as first equation...same line ..means infinite solutions