Write a system of two equations in two variables to solve the problem. A Mississippi riverboat travels 15 miles downstream in three hours and then makes the return trip upstream in five hours. Find the speed of the riverboat in still water and the speed of the current. riverboat in still water ? mph current ? mph

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Q: Solve the system of equations below: X1 + 2x2 + x3 = 4 2.x1 + 5x2 + 3x3 = -3 x1+ 2x3 = 5

A: x1+2x2+x3=42x1+5x2+3x3=-3x1+2x3=5

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A: here the given system of the linear equation as

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Q: Solve the system of equations below: X1+ 2x2+ x3 = 4 2x1 + 5x2 + 3x3 = -3 X1 + 2x3 = 5

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A: Let the amount of 1 % milk be x quarts and the amount of 4 % milk be y quarts.

Q: Solve the system of equations below: x1 + 2x2 + x3 = 4 2x1 + 5x2 + 3x3 = -3 X1 + 2x3 = 5

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Q: Will the solution (-3, 7) make the following system of equations true? y = 4x + 5 y = x - 4

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