What is the solution: 12 = 6 –5x + 3x

Lindsay is creating a bridge out of dried pasta and glue. in her plans, she sketches the graph to determine the lengths of the noodles, in centimeters, needed for the arch to increase the length of the bridge in 1 centimeter increments. which function did lindsay use to create her design? f(x) = (x – 5)2 + 8 f(x) = –(x + 5)2 + 8 f(x) = 0.5(x + 5)2 + 8 f(x) = –0.5(x – 5)2 + 8

The difference of three and the reciprocal of a number is equal to the quotient of 20 and the number. find the number.

Joey is asked to name a quadrilateral that is also a rhombus and has 2 pairs of parallel sides. should be his answer