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Algebra
Pregunta

1. The budget for the groceries is represented by ...

1. The budget for the groceries is represented by the polynomial \( 10 m ^ { 2 } + 6 m - 3 \) . If mother spent \( 6 m ^ { 2 } - 7 m \) \( + 15 \) in the supermarket, how much was left? Write your answer in polynomial form. 

2. If the initial budget is \( 4 x + 9 y - 10 \) , represent using polynomial a decrease of \( 3 x - 7 y + 25 \) in the budget. 

3. A convenience store spends \( 20 a - 8 b + 12 c + 10 \) as capital in setting up the store. After a year of operation, it earned \( 30 a + 15 b - 3 c + 12 \) . How much is their profit? 

Answer

Solución
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