Find the product of this and simplify this: 2/5x5/1

Line cd passes through points c(1, 3) and d(4, –3). if the equation of the line is written in slope-intercept form, y = mx + b, what is the value of b? –5 –2 1 5

Can someone pls ! pls answer all. no explanation needed..

Write an expression that has three terms and simplifies to 4x - 7. identify the coefficient(s) and constant(s) in your expression