Answer:8.9
Step-by-step explanation:
192/43 is about 4.46
4.46*2 is about 8.9
Simply distribute the -3 across the b and -7.
-3(b - 7) = (-3 * b) + (-3 * -7) = -3b + 21
Hope this was helpful, if it wasn't just drop me a DM explaining what didn't make sense.
80 in word form
Eighty
Hope this helped!