20-x/7=18 how to solve
problem

Provide an example of a trigonometric function and describe how it is transformed from the standard trigonometric function f(x) = sin x, f(x) = cos x, or f(x) tan x using key features.

Find three consecutive numbers such that the sum of one-fourth the first and one-fifth the second is five less than one-seventh the third

Lydia collected two sets of data one set of data shows an outlier. which set has an outlier, and which number is the outlier?