Do you need to know what two numbers multiply to -9 and add to 13? In other words, do you need to find the two numbers whose product is -9 and sum is 13? No problem! The two numbers that multiply to -9 and add to 13 are as follows:
-0.65891
13.65891
Here is the math to prove that our above answer to "What two numbers multiply to -9 and add to 13?" is correct:
Multiply:
-0.65891 × 13.65891 ≈ -9
Add
-0.65891 + 13.65891 = 13
The answers above are rounded if necessary. Therefore, if you double check that the answer above is correct by using a calculator, you may find it to be slightly off.
Multiply Add Calculator
Need another answer? Submit another set of values below: