Question

2 Simplify.
(a) 3 - 5 + 6 - 7
(c) (-5) - (2) - (8) + (7)
(b) 15 - 20 + 5 - 8
(d) (-8) - (-9) + 6 + (-10)
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do with process

Answer 1

Answer:

(a)=11

Step-by-step explanation:

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