Work out (3.42 x 10-?) (7.5 x 10-)
Give your answer in standard form.

The angle of a triangle are given as 6x,(x-3), and (3x+7). find x then find the measures of the angles

Apublic library wants to place 4 magazines and 9 books on each display shelf. the expression 4s+9s represents the total number of items that will be displayed on s shelves. simplify the expression

Using elimination, what is -4x+2y=-12 4x+8y=-24