A manager purchased a total of 21 coffee mugs and keychains. Each coffee mug cost $8.50,and each key chain cost $ 2.75. If the manager spent a total of $132.50, how much money did the manager spend on keychains?

step-by-step explanation:

we are given

since, we have to isolate x on anyone side

so, we can move all x terms on one side

subtract both sides by 2x

add both sides by 9

divide both sides by 4

we get

think about the doctor who treated the major and the speaker in the short story "in another country." put yourself in the shoes of the doctor, and based on what you read in the story, write what you think his thoughts about the major and the speaker would be. use the following vocabulary in your response and change the form of these words as needed: detached resign withered