Answer:
A.
Step-by-step explanation:
So the equation looks like this : 15*3x=78
subtract 15 from both sides: -15 -15
then divide by 3 from both sides
to isolate the variable: 3x=63
3/3x=63/3
x=21 (your mystery number is 21)
24 cents.
11/66= 6
4/x= 6
4•6= 24
(proportions)
hope this is clear :))
Answer:
2.25
Step-by-step explanation:
13.2/2=6.75
Then divide 6.75/3=2.25
Answer:
C is probably the answer
Step-by-step explanation:
1.9 Is approximately 2
2.3 Is approximately 2
2.2 is also approximated to 2
1.8 Is also approximately 2