Which quadrilateral can have 2 pairs of parallel lines, all sides with equal length, and no right angles

Can some one explain how to slove specifically, what is the value of x? 0.9(x+1.4)-2.3+0.1x=1.6 enter the answer as a decimal in the box. x= ?

(x-5)1/2+5=2 what is a possible solution?

Nine people are going to share a 128-ounces bottle of soda. how many ounces will each person get drink? choose the correct equation and answer for this situation