Mathematics, 18.11.2019 21:31 kitttimothy55

The cost for children under twelve at a certain buffet restaurant is a base charge of a dollar plus twenty-five cents for each year of the child's age. represent this cost as an expression, using y to stand for the child's age in years. then use the expression to find the cost for a child who is nine.

1 + 0.25y; $2.25
1 + 0.25y; $3.25
0.25 + y; $9.25
0.25 + y; $8.75

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The cost for children under twelve at a certain buffet restaurant is a base charge of a dollar plus...