Barry made a model to show multiplying a fraction by fraction. Which multiplication sentence does the model show

Prove that quadrilateral is a rhombus.

Point r divides in the ratio 1 : 3. if the x-coordinate of r is -1 and the x-coordinate of p is -3, what is the x-coordinate of q? a. b. 3 c. 5 d. 6 e. -9

Does anyone know how to solve and graph this: 4 + | a + 2 | < 7the only part i don't get is the "4 +"