A group of 2 adults and 4 children pay $95 for admission to a water park. A different group of 3 adults and 7 children pay $155 for admission to the same water park. A. Write a system of equation that could represent this situation.

B. Solve the system of equations to determine the cost of one child's ticket in dollars. Show ALL Work.

in problems involving proportions, we can use cross products to test whether two ratios are equal and form a proportion. to find the cross products of a proportion, we multiply the outer terms, called the extremes, and the middle terms, called the means.

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a line is an defined derm because it

a)contains an infinite number of points b) can be used to create other geometric shapes c)describes something that does not have width or depth d) is a term that does not have a formal definition. a line is an undefined term because it: contains an infinite number of points.

225x²+4=0

225x²=0-4

225x²=-4

x²=-4/225

x=±√-4/225