What is the equation of the line that passes through the points (15,9) and (-2,9)?

Determine which expressions represent real numbers and which expressions represent complex number. asaaap! plis!

Explain how you can find the missing fraction in 3 4/5 / (blank) 2 5/7. then find the missing fraction.

Which of these side lengths could form a triangle a) 2 cm , 2 cm , 4 cm b) 3 cm , 5 cm , 10 cm c) 3 cm , 4 cm , 5 cm d) 4 cm , 8 cm , 15 cm