In January, rochelle purchased two bottles of children's multivitamins and three bottles of adult multivitamins. she spent $54 on that purchases write two equations to represent the cost of a bottle of children's multivitamins (c) and adult multivitamins(a).

You are making a battery for a science project. you have copper wire for your first electrode. you need to choose a conductor, a second electrode, and a device to plug into your battery. you have already chosen a lemon conductor. complete each statement below about the options that include a lemon conductor.

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How do the definitions, properties, and postulates you've learned about line segments, parallel lines, and angles to define the shapes of polygons