which data set has a variation, or mean absolute deviation, similar to the data set given on the dot plot

What are the solutions of the system? solve by graphing. y = -x^2 -6x - 7 y = 2

Which graph represents the equation y =4x

This is a rational expression because the denominator contains a variable. this is a polynomial with 3 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 4 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 4 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 3 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 5 terms.