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How do I simplify this?

What is the answer of 7/4 (-4) ?

3. Kyle has a notebook for each of his 5 classes. He puts 6 stickers on each notebook. There are 10 stickers on each sheet. How many sheets of stickers will Kyle use? Write an equation to solve. Use a variable for the unknown.

What is the reciprocal of 3 1/4

Simplify the expression: 5m + 2 (3m + 7)

Simon received 1 penny on the first day of the month, and each day after that, he received triple the number of pennies that he received the day before. On what day of the month did Simon first receive over 1 million dollars on a single day?

A tortoise can walk 140.8 inches in 40 seconds. how many feet can a tortoise walk in one minute?

How many solutions does the equation y=3y+5 have

Gary and Ann have a joint checking account. Their balance at the beginning of October was $9145.87. During the month they made deposits totaling $2783.71, wrote checks for $4871.90, paid a maintenance fee of $12, and earned $11.

Jennifer's grandmother buys carrots atvthe farm stand. she and her 3 grandchildren equally share the carrots. how many kilograms of carrots will Jennifer get

Find the quotient of ' (2i (4+5i) (4-5i)) / (4+i) ', and express it in the simplest form.