If y = 2x-3 find the value of y when x= 2

Find the slope and the y-intercept if there's one and the equation of the line given these two points( 3, 2) and( 3, -4)

The number of branches on a tree demonstrates the fibonacci sequence. how many branches would there be on the next two levels of this tree? 13 | | | m branches

What happens to the area as the sliders are adjusted? what do you think the formula for the area of a triangle is divided by 2?