
The value of x is 3
Step-by-step explanation:

The value of x

4 : 9 = (5x + 13) : 63

we can write this as

Now we will cross multiply the values

Answer:
$288.00
Step-by-step explanation:
Im just going off what my calculator told me, but im 95% sure its correc
450- 60%= 180
180+60%=288
Answer:
The answer is 10/143
Step-by-step explanation:
20 points were scored.
Since 10% is 1/10 you can multiply his number by 10 to get the actual answer.