Do you need to know what two numbers multiply to -87 and add to 172? In other words, do you need to find the two numbers whose product is -87 and sum is 172? No problem! The two numbers that multiply to -87 and add to 172 are as follows:
-0.50434
172.50434
Here is the math to prove that our above answer to "What two numbers multiply to -87 and add to 172?" is correct:
Multiply:
-0.50434 × 172.50434 ≈ -87
Add
-0.50434 + 172.50434 = 172
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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