Do you need to know what two numbers multiply to 90 and add to -159? In other words, do you need to find the two numbers whose product is 90 and sum is -159? No problem! The two numbers that multiply to 90 and add to -159 are as follows:
-158.43193
-0.56807
Here is the math to prove that our above answer to "What two numbers multiply to 90 and add to -159?" is correct:
Multiply:
-158.43193 × -0.56807 ≈ 90
Add
-158.43193 + -0.56807 = -159
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.
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