6x+18=h(3x+9) i already got the answer f -3 but can someone help me show my work and understand how to get rid of h

What is the area of the shaded sector?

Analyze the diagram below and complete the instructions that follow. 56 find the unknown side length, x write your answer in simplest radical form. a 2047 b. 60 c. sv109 d. 65 save and exit next s and return

How many four digit even numbers can be formed from digits 1,2,3,4,5 if repetition is allowed. how can solve this using permutation formula