Answer:
3x
Step-by-step explanation:
1+2=3
so 1X+2x=3x
-1
-4(y-2)=12
-4y+8=12
-4y=4
y= -1
The person walked 1,056 feet in 6 minutes.
Mph 12
110
4. x=14.1 mi 6.x=8r3 km