math questions

math questions

I need to understand the rules of basic algebra. I understand the answer, I need to understand why it is the answer. x+23=2x+45 x-x+23=2x-x+45 ...

How do I evaluate the formula I=Prt if P=$5000, r=5.5% and t=2 years?

I never learned this is Algebra I and Its due by tomorrow, I dont understand Quadratic Equations what-so-ever,help.

Question on basic algebra 7e=f If e equals 3, f will equal ___

Solve z+7 = z+8 8 9

FOSSIL FUELS: FOSSEL FUELS ARE PRODUCED BY THE DECAY OF ORGANIC MATERIAL OVER MILLIONS YEARS. TO MAKE ONE GALLON OF GAS, IT TAKES ABOUT 98 TONS IF ORGANIC MATERIAL,ROUGHLY THE AMOUNT OF WHEAT THAT...

Joe goes out for a morning walk every day, starting at 6:00 in the morning. He completes a lengthy walk at a coffee shop at 9:00 am, where he then eats breakfast before taking the bus back home. He...

fritz drives to work his trip takes 36 ?minutes, but when he takes the train it takes 20 minutes. Find the distance Fritz travels to work if the train travels an average of 32 miles per hour faster...

Find x if: x2 -5x -(p-3)(p+2) =0

How many multiple choice questions are on the test?

Frank and Robert have baseball card collections include both special and regular cards. Frank wants 5 of Roberts special cards, but agrees that each of those 5 cards is worth 3 of Frank's regular...

write an equation, and algebraically solve the equation.

A boy purchased? (bought) a? party-length sandwich 5050 in. long. He wants to cut it into three pieces so that the middle piece is 66 in. longer than the shortest piece and the shortest piece is 88...

I am having trouble with a question on one of my assignments. So I have to find the Minimum Height to hold a capacity of 93.75L. (Volume) All I know is the length is going to be 15 metres....

The area of a rectangular patio is 126 square feet. If the length of the patio is 4 feet more than two its width, find the length and width of the patio

(z^2)/3=z/3(z over 3)+5/6 (5 over 6).

A competitor has no debt, and any excess money goes into the bank and earns a yield of 2%. Each of these businesses bids on a contract which pays $20,000 in two years and three months. Indicate which...

Your business is scheduled to receive a payment of $30,000 in 18 months, and an additional $50,000 18 months after that (= 3 years from now). What is the present value of this future payment schedule...

a) How much interest will be earned in 28 years?Round down to the nearest penny. b) If the average inflation rate is 3%, what will be the real value of the account in 28 years?Round to the nearest...

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