Do you need to know what two numbers multiply to -129 and add to -121? In other words, do you need to find the two numbers whose product is -129 and sum is -121? No problem! The two numbers that multiply to -129 and add to -121 are as follows:
-122.05688
1.05688
Here is the math to prove that our above answer to "What two numbers multiply to -129 and add to -121?" is correct:
Multiply:
-122.05688 × 1.05688 ≈ -129
Add
-122.05688 + 1.05688 = -121
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: