Answer:
B. AA similarity postulate
First you would start getting the denominators to the same number and you could do this by multiplying 9/10 by 4, and 7/8 by 5 to get the denominators to 40 and when you add the fractions you get 71/40 so the answer would be D. About 2
<span>5(x – 2)(x + 4) > 0
(5x-10)(x+4)>0
6x -6 > 0
+6 +6
6x >
</span>x<-4 or x>2
X=-53x+378, if you need explanation used ask me.
7y+5-8y+6
Group like terms
7y-8y+5+6
-y+11
or 11-y
