Como resuelvo este problema?​

Complete the statements about the system of linear equation respresented by the tables the equation respented the left table is

An equation of the line tangent to y=x^3+3x^2+2 at its point of inflection is

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.