Three students were given the expression  shown  and were asked to take a common factor out of two of the terms. 

use the drop-down menus to complete the statements about whether each student's answer is an equivalent expression. then choose an expression that is equivalent.

2-7(3x - 4)

Identify the converse of the following conditional: if a point is in the first quadrant, then its coordinates are positive. if the coordinates of a point are not positive, then the point is not in the first quadrant. if the coordinates of a point are positive, then the point is in the first quadrant. if a point is in the first quadrant, then its coordinates are positive. if a point is not in the first quadrant, then the coordinates of the point are not positive.

When a rectangle is dilated, how do the perimeter and area of the rectangle change?

Mat bought a phone for $100. he has to pay $30 per mouth. if he has paid $640 in total, how many mouth has he had the phone?