Answer:

Step-by-step explanation:
Problems like this require that you recognize that the denominator of the right term is a factor of the denominator of the left term. That is, you're supposed to know how to recognize and factor the difference of two squares.

Answer:
k=-9
Step-by-step explanation:
k-8+8=-17+8
k=-9
Answer: Q=240/11
Step-by-step explanation:
Answer: ABC seem to be equilateral
so A=B=C=60
D=42
E=35
F=35
G=55
H=45
I=45
j=15
k=15
L=75
M=180
N=11
O=35
P=11
Q=55
R=55
S=32
T=32
U=69
Step-by-step explanation:
Answer:
x=4
Step-by-step explanation:
all you need to do is the 3rd root of 64
which is 4.