please help urgent question emergency I'm taking a final exam and this problem is really hard what is 1+1 asap

Amerchant has coffee worth $60 a pound that she wishes to mix with 50 pounds of coffee worth $90 a pound to get a mixture that she will sell for $70 a pound. how many pounds of the & 60 coffee should be used?

Read the following two statements. then use the law of syllogism to draw a conclusion. if the tv is too loud, then it will give me a headache. if i have a headache, then i will have to rest.

Solve for x and y: 217x + 131y = 913; 131x + 217y = 827