SOLUTION: What two numbers multiplied together equal -75 and added equal -10

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Question 752354: What two numbers multiplied together equal -75 and added equal -10
Answer by josgarithmetic(39616) About Me  (Show Source):
You can put this solution on YOUR website!
Assign some variables and formulate your equations.

x and y are the numbers.
xy=-75 and x%2By=-10.
Solve either equation for one variable and substitute the expression into the other equation. Solve this resulting equation. Now, solve for the other still unknown variable.