Question

17+ a + (-15) = 0 solve it
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Answer 1

Answer:

a=-2

Step-by-step explanation:

$17 + a + ( - 15) = 0$

$17 + a - 15 = 0$

$2 + a = 0$

$a = 0 - 2$

$a = - 2$

Answer 2

Step-by-step explanation:

17 + a + (-15) = 0

a + 17 - 15 = 0

a + 2 = 0

a = -2