Answer:
12^4 or 20736
Step by Step Instructions:
really all you have to do is subtract the exponents. 12^7-12^3=12^4, if you want to expand the numbers you can do it that way too. 12^7=35831808, 12^3=1728, 35831808/1728=20736 (which is the same as 12^4)
In le picture
Answer: y = (-1/2)x + 2
Step-by-step explanation:
Angle S and angle T are congruent.
k=-7