Maria bought 6 cars and 3 helicopters which altogether cost $72.00 On another occasion, she bought 5 cars and 9 helicopters which cost $112.00
Are these toys expensive? How much does one car cost? How much does one helicopter cost?

Multiply. −2x(6x4−7x2+x−5) express the answer in standard form. enter your answer in the box.

Determine the number of outcomes in the event. decide whether the event is a simple event or not. upper a computer is used to select randomly a number between 1 and 9 comma inclusive. event upper b is selecting a number greater than 4. event upper b has nothing outcome(s). is the event a simple event? (yes or no) because event upper b has (fewer than, exactly, more than) one outcome.

Closing a credit card usually _your debt ratio.a. increasesb. decreasesc. improvesd. has no effect on