Do you need to know what two numbers multiply to 1 and add to -7? In other words, do you need to find the two numbers whose product is 1 and sum is -7? No problem! The two numbers that multiply to 1 and add to -7 are as follows:
-6.8541
-0.1459
Here is the math to prove that our above answer to "What two numbers multiply to 1 and add to -7?" is correct:
Multiply:
-6.8541 × -0.1459 ≈ 1
Add
-6.8541 + -0.1459 = -7
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: