Answer: B
Step-by-step explanation:
To get no solution you need to have 2 sides of the equations that don't match. If you go through B you will end up getting 3x- (11/7)=3x-2 which is not true.
Answer:
6a- 18
Step-by-step explanation:
Answer:
associative property
Step-by-step explanation:
if I did my math correct. the answer should be x=11/2
First you need the size of an angle QPR = B = 180° - 123°
Lenght of QP = 10cm
QR = x
QP = r
x² = r² + r² - 2r² × cosB