Answer:
The equation is y = 30d + 0.10m. The cost is $245.
Explanation:
Plug in the values for the equation. The equation will become y = 30(7) + 0.10(350). Solve to get y = 210 + 35. This equals y = 245.
245
30 times 7 is 210 and 350 times 19 cents is 35
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