Find the value of x. Report your answer as a decimal, rounded to the nearest tenth. 3/2 = 4/x

If a and −a are numbers on the number line, which expression must give the distance between them? a) 0 b) a c) |2a| d) |a|

What is 6/10 rounded to the nearest half

One side of a rectangle is 7 centimeters shorter than six times the other side. find the length of the longer side if we also know that the perimeter of the rectangle is 266 centimeters.