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a) 12 – (-7) + 8 + (-14) =

Sagot :

Answer:

Step-by-step explanation:

Here's the calculation:

   Subtracting a negative is equivalent to addition, so 12−(−7)12−(−7) becomes 12+712+7.

   Then add 8.

   Then add −14−14 (which is the same as subtracting 14).

12+7+8−1412+7+8−14

19+8−1419+8−14

27−1427−14

1313

Thus, the result of the expression is 1313.