In Andre's math class, he solved this equation LaTeX: \frac{3}{4}x\:=\:123 4 x = 12. Here are his steps: Step 1: LaTeX: \frac{3}{4}x=123 4 x = 12

Step 2: LaTeX: \frac{3}{4}\left(\frac{3}{4}x\right )=12\cdot\frac{3}{4}3 4 ( 3 4 x ) = 12 ⋅ 3 4

Step 3: LaTeX: x\:=\:9x = 9

Did he solve it correctly? Justify your reasoning using academic vocabulary.

The length of a rectangular piece of land is 92 yards more than three times its width. the perimeter is 760 yards. find its dimensions.

Tom is the deli manager at a grocery store. he needs to schedule employee to staff the deli department for no more that 260 person-hours per week. tom has one part-time employee who works 20 person-hours per week. each full-time employee works 40 person-hours per week. write and inequality to determine n, the number of full-time employees tom may schedule, so that his employees work on more than 260 person-hours per week. graph the solution set to this inequality.

Percent increase and decrease. original number: 45 new number: 18