Answer:
x = 4
x = -1
Step-by-step explanation:
Answer:
It's the 2nd one
Step-by-step explanation:
To find the number of yellow marbles, you would do the number of blue marbles plus 6 marbles.
So in this case, let's say n was equal to the number of blue balls, the equation would be n+(n+6)=24.
What if n was equal to the number of yellow balls. The equation would be n+(n-6)=24.
Hope this made sense, let me know if you are still confused.
Answer: x= 2.5, y = 10
Step-by-step explanation:
<u><em>I'm going to assume that these photocopies are proportional in relations to each other.</em></u>
If they're proportional, you can set up two proportions:

And cross-multiply:

Then solved for x and y:

Answer:
8
Step-by-step explanation:
Hello!
The area of a parallelogram is A=bh.
A=9(5)=45
Each tile has an area of 45. Now we multiply by 12 to get the total.
45(12)=540
The total area of all the tiles is 540 in.²
I hope this helps!