When negative five is subtracted from a number the result is 10. Find the number.
a.-5
b.15
c.5
d.-15

Option C, 5

Step-by-step explanation:

Step 1:  Make an expression

Negative five is subtracted from a number the result is 10

n - (-5) = 10

Step 2:  Combine

n - (-5) = 10

n + 5 = 10

Step 2:  Subtract 5 from both sides

b + 5 - 5 = 10 - 5

n = 5

 Option C, 5

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step-by-step explanation: