Answer:
x = 5
Step-by-step explanation:
3x + 6 = 21
3x = 21 - 6
3x/3 = 15/3
x = 5
500/6.7=74.6268.....
500 miles/6.7 hours : 74.63 miles/1 hour
The average speed of the car was 74.63 miles/hour
Answer:
48
Step-by-step explanation:
G:B Total
3:4 7
36 divided by 3 is 12.
12 x 4 = 48
In total there are 84 tokens in the bag, 48 of which are black and 36 are green.
The polar coordinate system.
To solve this, you multiple 10×.08=.80, so .80 is the answer.