A line with a slope of 7 passes through the points (7, –
3) and (8,f). What is the value of f?

For what values of the variable x is the expression square root of 7x+14+ square root of 7-x a real number?

Use the elimination method to solve the systems of equations.choose the correct ordered pair. 7x+4y=39

Apolygon is shown on the graph: a polygon is shown on the coordinate plane. vertices are located at 3 comma 5, 1 comma 3, 1 comma 1, 2 comma 0, 4 comma 0, 5 comma 1, and 5 comma 3. what effect will a translation 3 units down and 2 units left have on the polygon? be sure to address how it could impact the angles, side lengths, and congruency between the original pre-image and the image. xd i need