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.
2 tens, 6 ones because the 2 is in the 10s place and the 6 is in the ones
Answer: Reflect across the y, then translate 7 units down, the triangles are the same
Step-by-step explanation:
I'm sure there're other ways, but this one works. After you translate it down, the triangles are the same, meaning they're congruent.
Length of arc = (15/360) * 2*3.14*20 = 5.23 ins
circumference of the circle = 2*3.14*24 = 150.72
angle at center from 10 ft arc = (10/150.72) * 360 = 23.89 degrees
Answer:the answer is 4 that is truly The answer