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Answer: 4(−a+1)(a−1)
Step-by-step explanation:
Additive Identity.
When a number (x) added to zero it will give the number itself as the result.
X + 0 = X
74 + 0 = 74
9) x= -6
10) x= 3/2
11) x= -4,0,5
12) no solution
The answer is C- Berthas cake weighs 463 grams more than Jessups cake