when two numbers have the same variable, we can add and subtract just like normal numbers.
12x + 8x = 20x - 3x = 17x
Answer:
400
Step-by-step explanation:
if the train travel in 150miles in 3hr then\
150/3=50miles a hr
50 x 8 = 400 miles
B because you need to do 2/6 which is the probability of getting a number above 4 times 1/2 the probability of getting heads. 2/6 x 1/2 = 2/12 = 1/2
Answer: Perimeter is when u add all around
Example: The perimeter of a square is 4,5,3,7
Add: 4+5+3+7 get 19
The perimeter will be 19
