Benjamin solved the equation 3+x over 2=10 and justified each step as shown. identify benjamin's error and fix his mistake. step: justification:

The perimiter of a rectangle is 70 inches the legneth of the rectangle is 5 less than 3 times the width of the rectangle what is the width of the rectangle

How much dextrose 70% must be mixed with dextrose 5% to prepare 1,000 ml of dextrose 20%?

2/3(-6y+9x) expand each expression using the distributive property