The cost of a regular price ticket to a saint louis cardinal baseball game was $60. during the world
series, the price increased by 2
∕5
. what did the fans pay?

Just take into account that the current price, the price will increase by 0.4. So for the money you need to add 0.4 the old prices. After summing get the new price.

Where m is the slope of the line and b is the y-intercept of the line, or the y-coordinate of the point at which the line crosses the y-axis. to write an equation in slope-intercept form, given a graph of that equation, pick two points on the line and use them to find the slope. this is the value of m in the equation.