Can someone help me?? The question is in the pic

Twice the sum of a number and 4 is equal to three times the difference of the number and 7. find the number.

Write two point-slope equations for the line passing through the points (6, 5) and (3, 1)

An object is translated by (x + 4, y - 2). if one point in the image has the coordinates (5, -3), what would be the coordinates of its pre-image? (9, -5) (1, -5) (9, -1) (1, -1)