Roberto will put a border around the edges of the platform how much border will he need if the area is 12 square units?

For the equations below which statement is true ? -2x=14 6x=-42

Evaluate the expression for the given value of the variable. 5×(h+3) for h=7

Lucy is a dress maker. she sews \dfrac47 7 4 of a dress in \dfrac34 4 3 hour. lucy sews at a constant rate. at this rate, how many dresses does lucy sew in one hour? include fractions of dresses if applicable