How do i write the sum or difference in the standard form
a + bi. the problem is (2-3i)+(6+5i)

The graph shows the distance kerri drives on a trip. what is kerri's speed . a. 25 b.75 c.60 d.50

What is the ratio of the length of an object in yards to the length of the same object in miles?

Angles r and s are complementary. the measure of angle r is 31 degrees. which equation can be used to find angle s?