How do I find if a point is on a slope or not. Like if point b with coordinates at (3,7) rests on a slope with the slope of 2 or 2/1. (the answer is obviously no but it's a sample)

Simone claims the initial value and y-intercept are the same thing on a graph. is she correct? if you know that a line has a slope of and a y-intercept of 7, what is the equation for that line in slope-intercept form?

Someone this asap for a group of students attends a basketball game. * the group buys x hot dogs at the concession stand for $2 each. * the group buys y drinks at the concession stand for $3 each. the group buys 29 items at the concession stand for a total of $70. how many hot dogs did the group buy?

Which ordered pair is a solution to the system of linear equations? 2x + 3y= 6 –3x + 5y = 10