Hello guys! I wanted to know if anyone can plugin values for this and explain to me how I would solve it. I had this question with values for the variables of course on one of my exams but forgot the values and knew I got it wrong because Im not sure how to solve this


is x plus y equals z and x equals x+y what is x

Respuesta :

Answer:

[tex]x=z[/tex]

Step-by-step explanation:

[tex]x+y=z......(1)\\x=x+y....(2)\\\text{From equation(2), }x=x+y\text{ so you may write only }x\text{ in place of }x+y\text{ in }\\\text{equation(1).}\\\\\text{So }x+y\text{ in equation(1) becomes }x\text{.}\\\therefore\ x=z[/tex]

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