Answer:
9x is the answer
Step-by-step explanation:
-x-(-10x)
-x+10x
9x
Answer: 20.2 mph
Step-by-step explanation:
Given
Train travels 10.1 miles in half an hour i.e.
Distance 
time 
we know, 
Insert the values

Answer: 141,620,000
<u>Step-by-step explanation:</u>
one hundred forty-one million, six hundred twenty, thousands
↓ ↓ ↓
141, 620, 000
Answer:
um, i think its d
Step-by-step explanation:
To get the value of DK we use proportionality:
AK/EK=BK/KD
thus plugging the values we get:
14/17=7/KD
getting the reciprocal of getting both sides we have:
17/14=KD/7
thus
KD=17/14×7
KD=8.5
thus