Difference 7742

The difference between the two numbers is -85. Their sum is 89. Determine these numbers.

Correct answer:

a =  2
b =  87

Step-by-step explanation:


a-b = -85
a+b = 89

a-b = -85
a+b = 89

Row 2 - Row 1 → Row 2
a-b = -85
2b = 174


b = 174/2 = 87
a = -85+b = -85+87 = 2

a = 2
b = 87

Our linear equations calculator calculates it.



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