What is the sum of the expression? -12+(-39)

-51

Step-by-step explanation:

In the expression, you are adding a negative to another negative; therefore, the answer will be an even smaller negative. Adding a negative is the same as subtracting. So, the expression can be simplified to -12-39. This equals -51.

-51

Step-by-step explanation:

a negative plus a negative makes a negative, which might sound confusing but is pretty simple

for an easy way to figure this out, just add the regular numbers (12 + 39) and then carry the negative symbol over to your answer

in this case, your answer is 51, but carrying over the symbol changes this to -51

hope this helps :)

this is the formula: v = the value of investment at the end of the time period

p = the principal amount (the initial amount invested)

r = the annual interest rate

n = the annual frequency of compounding (how many times a year interest is added)

t = the number of years the money is invested

^ means raise to the power of