Solve for x; 7x + 9 = 2(4x + 2) show your work, will vote for the brainiest answer.

Two positive integers are 3 units apart on a number line. their product is 108. which equation can be used to solve for m, the greater integer? m(m – 3) = 108 m(m + 3) = 108 (m + 3)(m – 3) = 108 (m – 12)(m – 9) = 108

The area of a circle is equal to 1 dm². find the radius of the circle.

Sara made $253 for 11 hours of work. at the same rate how much would he make for 7 hours of work?