Identify the nonlinear equation.
a) y = 2x
b) y = -5x + 2
c) y =
x
d) x = 3

How many zeros does the function f(x)=4x3-x2+1 have

Marco has $38.43 dollars in his checking account. his checking account is linked to his amazon music account so he can buy music. the songs he purchases cost $1.29. part 1: write an expression to describe the amount of money in his checking account in relationship to the number of songs he purchases. part 2: describe what the variable represents in this situation.

What is the best way to answer questions with a x expression in the question. for example 3x + 10x=?