13, I believe? Sorry if you get it wrong
Answer:
C) 4a-2a=a+a
Step-by-step explanation:
4a-2a=2a
2a=a+a
2a=2a
578 bc 2 goes into 578 evenly
Let w and l be the length and height of the rectangle.
We know that:

Substitute the first equation in the second:

Use the first equation to compute the length:

So, length = 7 cm; width = 6 cm
Answer:
7% of 78 is 5.46
Step-by-step explanation:
Given number = 78
We have to find 7% of 78 So:
= 7/100 * (78)
= 0.07 (78)
= 5.46
So 7% of 78 is 5.46
i hope it will help you!