Irina has 10 coins, all nickels and dimes, worth a total of $0.70. This is shown by the system of linear equations, x + y = 10 and 0.05x + 0.1y = 0.7 How many nickels does she have? 4 6 7 10

How do I solve 2x^2+4x+6 divided by x-6

Five years ago a man was seven times as old as his son. five years hence the gather would be three times as old as his son. find their present ages

There are 48 heads and 134 legs can you tell how many sheep we have

Solve the system by the substitution method. 4x+y=0 8x-2y=6

99 Over 25 as a terminating decimal.

Today robbie is carrying his history textbook and his lunch in his backpack. If the history textbook weighs 2 5/6 pounds and his lunch weighs 1 2/3 pounds, how much weight is in robbies backpack?

Rewrite 5x5x5 using an exponent

Does the infinite geometric series diverge or converge? Explain. 4+12+36+108 + ... A. It converges; it does not have a sum B. It diverges; it has a sum C. It converges; it has a sum D. It diverges; if does not have a sum

Modal is made out of a stack of plywood sheets, each sheet is 0.6 inch thick. how many sheets of plywood tall is the modal?

Jerry's buying cases of apples to sell at the town carnival. Each apple is 1/8 the size of an Apple case. If he plans to sell 45 apples, how many cases should he buy