Simplify

1). (-1+8i) - (6+6i)

2). (1-5i) (1-7i)

3). - 9-3i/-i

4). - 5-3i/1-9i

Vality X + (7 + 2x) < - 3x?

A city has a population of 300,000 people. suppose that each year the population grows by 5%. what will the population be after 9 years?

A scientist wants to measure out 0.31 liters of a liquid, but she can only find a beaker that measures volume in centiliters. How many centiliters should she measure to equal 0.31 liters?

When vanessa's 3ds is fully charged it lasts for four hours. if she only charged it three-quarters full, how long would it last?

Multiply. Write your final answer in simplest form! 3/4 • 2 1/2 • 4/5 =

Karen runs 8 miles in 84 minutes. At the same rate, how many minutes would she take to run 6 miles?

A cube has a edge length of 6 inches you multiply the side lengths by 4. how many times greater is the volume of the new cube

Of the first 103 elements how many have just one letter in their symbols

Mike has $136.00 to spend on his ticket into the amusement park he spends 25% of that money on his ticket into the park. How much does Mike have left to spend?

A triangle is formed with side lengths of 7 inches, 24 inches, and 25 inches. is the triangle a right triangle