Question

- 3 + 1 by 8 plus minus 5 by 6 ​

Answer 1

Answer:

If y equals x cubed, plus 2 x, plus 5 and z equals x squared, plus 7 x, plus 1, what is 2 y plus ... x squared plus y squared, minus 6 x plus 8 y, equals 144.

Answer 2

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