First we need to get x
<RNA = <ENV [v.o.a]
8x+12=5x+57
8x-5x=57-12
3x=45
x=15
<ENV= (5×15+57)
<ENV =132
the answer is D
Well if she earned the same amount per hour the hours can be added. 2.25 + 3.25 = 5.5 hours. To get the rate of earning per hour you would then divide the total made by the total time worked. 42/5.5 = $7.64 approximately.
Not sure what the question is, but I'm guessing you want to find out the area of the rectangle.
The distance between points P and Q is 4.
The distance between points Q and R is 3.
So the area is 3 * 4 = 12.
Answer is 71.3
31*2.3=71.3
The answer is 93. its very simple to round well mosly for me cause im smart
