Answer:
k= 16
Step-by-step explanation:
89-9=80
80/5=16
16=k
5x-3-7=9+2x-16
5x-10=2x-7
5x-2x=-7+10
3x=3
X=1
Answer: 10 km/ hr
Step-by-step explanation:
In the graph below, Diego's speed at various points during his 10 kilometer race is shown on the y axis while the distance is shown on the x axis.
Looking at the 1km mark on the x axis, Diego's speed on the y-axis is at 10km/ hr and this was the speed he started the race with. After the kilometer mark however, his speed changed and went on to increase to 11km/ hr by the second kilometer mark.
30 with the remainder of 714
10 is 37.037 percent of 27