A chemical company makes two brands of antifreeze. The first brand is 45% pure antifreeze, and the second brand is 70% pure antifreeze. In order to obtain 130 gallons of a mixture that contains 65% pure antifreeze, how many gallons of each brand of antifreeze must be used?

coins of silver or gold

step-by-step explanation:

18.8cm hope i at all

step-by-step explanation:

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