Answer:
A. 
B doesn't work because only positive 7 would be a possible value. Negative numbers cubed get a negative answer.
5.) (part 1) is 5x^3, part 2 is 0.25x^2
6.) part 1.) D^2. Part 2.) T^2
7.) part 1.) x^9, part 2.) y^10
9.) part 1.) 15x^2y^3, part 2.) 5ab
Answer:
Y=2x+4
Step-by-step explanation:
2x-y=-4
subtract 2x
-y=-2x-4
divide by -1
y=2x+4
You would subtract 180-50
b. 130 degrees
Answer:
The quotient is (-x³ + 4x² + 4x - 8) and the remainder is 0
Step-by-step explanation:
Look to the attached file