Question

15. The difference of an integer a and -13 is -4. Find the value of a.​

Answer 1

Answer:

a-13=-4

a=-4+13

a=9

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Answer 2

Answer:

$a = - 17$

Step-by-step explanation:

As per the question,

Difference of a and - 13 is - 4

$a - ( - 13) = - 4 \\ a + 13 = - 4 \\ a = - 4 - 13 \\ a = - 17$

Verification:

$- 17 - ( - 13) = - 4 \\ - 17 + 13 = - 4 \\ - 4 = - 4 \\ l.h.s = r.h.s$