Evaluate the expression 7^2/x^2-2 for x =3
1 answer:
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Answer:
2y + 4z = x
Step-by-step explanation:
Given
Required
Write an equation that which is true for the above parameters
<em>This question will be answered using trial by error method and the solution is not limited to one equation.</em>
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One equation that matches the values above is:.
To check:
Substitute the values of x, y and z in the above equation.
Hence,
Because both sides of the equation are one and the same (-4), is true for the above values of x, y and z.