HE Which equation results from adding the equations in this system? - 2 x+y = 8 5x-y=-5 7x = 13 7x-3 3X3 3x - 13

maybe - definition of supplementary angles. im not sure. sorry

step-by-step explanation:

let x be the money she spent so that she can earn the free t-shirt.

since, she already spent $112.49

⇒

also, as per the statement: jennifer must spend $250 or more in order to qualify for a free t-shirt at the store.

then,

we have an inequality i.,e

subtract 112.49 from both sides we get;

therefore, $137. 51 more money does jennifer need to spend so that she can earn the free t-shirt

ome people is not even worth it to even try it in the air.

step-by-step explanation: