Hisham and Edgar are on the Baker High School wrestling team. Juan weighs 170 lbs. and wants to lose 4 pounds each week. Edgar weighs 135 lbs. and wants to gain 4 pounds each week. Write a system of equations that could be used to find out when Juan and Edgar would be the same weight. Then solve the system to find out how many weeks it will be until they are the same weight.

If Jake loses 8 pounds, he will weigh twice as much as his sister. ... Together they now weigh 278 pounds. What is Jake's present weight, in pounds? (A) 131 (B) 135 ... Before we create our equations, we want to define some variables. ... To solve this equation, we can substitute 2S + 8 from Equation 1 for the variable J in ...

maya’s expression will generate the wrong sum because she violated the commutative property.

step-by-step explanation: