-9-4d=3+8b first combine like terms so add 4b on both sides so its
-9=3+12b next subtract three on both sides
-12=12b next divide 12 on both sides
-1=b
1.


was moved 4 units right and 1 unit down
2.


was moved 3 units up
3.


was moved 6 units right, scaled down along the y-axis 4 times and moved 8 unit up
4.


is moved 3 units right, reflected over the x-axis and moved 2 units up
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Because 5 is in this set, you can already exclude B. 2's factors can not be odd, so that excludes D. and 3's factors doesn't include 20, so you can exclude A.
Answer would be C.
Answer: The answer would be 3i
Step-by-step explanation: Absolute value is the magnitude of the real number meaning -3=3 or 3=3.
She can use 68 + 20 = 88 to help by noticing that the 20 is ahead of 19 by 1. She can easily mentally turn the 20 into a 19 and realized that the 88 would become 87.