3(-1) = 3 + 3 = 9 so your answer is 9
Saving is setting aside money you don't spend now, and you only use it for emergencies.
Investing is using some of your money with the aim of making it grow, by buying assets that might increase in value
An electronic calendar would be an example of software. The remaining things which you've mentioned in your questions would be examples of peripheral devices (so mouse, scanner, and monitor :)).
The major policy "grouping" of President John Kennedy in the US was "<span>C. the New Frontier," since this had a lot to do with making America more competitive against the USSR. </span>