Giving brainliest

write -16 + 49 as a complex number in the form of a+bi

Atriangle has side lengths of 15 inches and 30 inches. it also has angles that measure 45º and 20º. which of the following identifies the possible third angle of the triangle? a. 15 in., 65º b. 45 in., 65º c. 17 in., 115º d. 14 in., 115º

2x - 20 = 32 20 - 3x = 8 6x - 8 = 16 -13 - 3x = -10

Ben is three times as old as samantha, who is two years older than half of michel's age. if michel is 12. how old is ben?