Find the unit rate (constant of proportionality) for Sam. Distance 20 miles
10
Time 2
hour
(Simplify your answer.)
Find the unit rate (constant of proportionality) for Bobby.
Use (2)
and (4)
to find the constant of proportionality.

a complex number is a number that can be expressed in the form a + bi, where a and b are real numbers, and i is a solution of the equation x2 = −1. because no real number satisfies this equation, i is called an imaginary number. has no real solution, since the square of a real number cannot be negative.

easy math just plug in a and b

step-by-step explanation:

b. x + 1

step-by-step explanation:

i'am smart