A system of two equations in three unknowns has been manipulated, and after correctly using elementary operations, a student arrives at the following equivalent system of equations: x - y + z = 1 0x + 0y +2z = -4 (a) write a solution to this system of equations (b) Give an example of a system of equations that leads to your solution in part (a)

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A: cost of each shirt = $3 cost of each pant =$5  cost of s shirts = $ 3s cost of p pants =$ 5p  Total…

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A: Solve the system of equations x+2y=-20 and x+3y=-27 by combining the equations. Solve this, equation…

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A: As per bartleby guidelines we only give first question answers.

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A: The solution for the asked part is given as

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Q: How many solutions does this system below have? " (y = -2x -3 2y +4x= -6 O (A) O O (B) 1 (C) 2 O (D)…

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Q: (a) Graph the equations in the system. (b) Solve the system by using the substitution method. 2 +y?…

A: Given equations, x²+y²= 100 ....(i) x+y= -2.....(ii) So, x=-2-y...(iii)

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A: Need to write down the step that should be corrected in the given steps to get the second solution.

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A: We can solve this system using method of substitution and also by checking the common intersection…

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A: We will find the required.

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