In the equation y = x + 4 the 4 represents what?
The x-axis intercept
The origin of the line
The slope of the line
The y-axis intercept

Can anyone help

The data in the table represent the height of an object over time. which model best represents the data? height of an object time (seconds) height (feet) 05 1 50 2 70 3 48 quadratic, because the height of the object increases or decreases with a multiplicative rate of change quadratic, because the height increases and then decreases exponential, because the height of the object increases or decreases with a multiplicative rate of change exponential, because the height increases and then decreases

Estimate the area under the curve f(x) = 16 - x^2 from x = 0 to x = 3 by using three inscribed (under the curve) rectangles. answer to the nearest integer.

What is the slope of any line parallel to the line 8x+9y=3 in the standard (x,y) coordinate plane?