How do you factorise 15a plus 6?

What are the equivalent fractions for 72 over 90? The difference between 5 times a number and 4 is 16? Who is 800-000-0001? A weight of 900N is supported by two chains of length 4m and 3mDetermine the tension in each chain? Is 25 a perfect square? How do you write 37.025 in two other forms? How many gallons of a 80 percent antifreeze solution must be mixed with 70 gallons of 30 percent antifreeze to get a mixture that is 70 percent antifreeze? What is the gcf of 16 and 128? What is the ordinal form of 40? What hat size is 21 inches? How will you convert weight of a garment of 200 GSM to 220 GSM? What is the least common multiple of 6 9 8? What is 78 over 130 in simplest form show work? What is 22 over 7 expressed as a decimal and rounded to the nearest hundredth? What are all prime numbers in 100? What explains technical terms or translates terms on a Mao of a foreign area? How do you calculate mystery angle? What is one-sixth of six? What is 0.624 in words? What is supre position theorem?