i) Simplify the expression:
(a + b + c + 10) + (a - b - c - 10) - (a + b - c + 10) please help me fast
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Answer:
a - b + c - 10
Step-by-step explanation:
(a + b + c + 10) + (a - b - c - 10) - (a + b - c + 10)
= a + b + c + 10 + a - b - c - 10- a - b + c - 10
= a - b + c - 10
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