The equation of line EF is y = 1 over 2 x + 6. Write an equation of a line parallel to line EF in slope-intercept form that contains point (0, −2) if you can could you also show steps

Sara needs to take a taxi to get to the movies the taxi charges $4.00 for the first mile and then $2.75 for each mile after that if the total charge is $20.50 then how far was sara’s taxi ride to the movie

Ten times the square of a non-zero number is eqaul to ninety times the number

Which shows the correct substitution of the values a,b and c from the equation 1=-2x+3x^2+1