3 | x+12 |=6
Start by distributing 3 to both x and 12
You get 3x+36=6
Subtract 36 from both sides
You then get 3x=-30
Divide 3 from both sides getting
x= -10
Answer:
3rd option is correct, give me brainiest
Answer:
4 miles per hour
Step-by-step explanation:
We can divide 45 minutes by 3 to get 15 minutes:
So that is 1 mile in 15 mins
Then we multiply both sides by 4 to get 60 mins:
4 miles in 60 mins
So his rate was 4 miles per hour
