Answer:
$481.54
Step-by-step explanation:
672.33-(102.25+(2)44.27)
672.33-(102.25+88.54)
672.33-190.79
481.54
3a + 3b, for a=2 and b=4 ... The first thing you'd do would be to plug the numbers in -
3 x 2 + 3 x 4
Then multiply them -
6 + 12
Then add -
18.
So your answer should be 18.
78
step by step explanation:
first: divide 600 and 15
answer to 600/15: 40
second: divide 3120 and 40
final answer: 78
![\frac{72}{63}](https://tex.z-dn.net/?f=%20%5Cfrac%7B72%7D%7B63%7D%20)
Divide both the numerator and denominator by 9 to get;
![\frac{8}{7}](https://tex.z-dn.net/?f=%20%5Cfrac%7B8%7D%7B7%7D%20)
Convert the improper fraction to a mixed number;