Solve the equation Y +3 = -y+9

Step-by-step explanation:

Given:

Taking the terms of 'y' to one side and the constant terms to other side.

As on changing the side the sign changes to opposite.

Also the 'y' and 'Y' are two variables that may have different values assign

So, the simplified expression is:

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step-by-step explanation:

126.66 m²

step-by-step explanation:

the pertinent area formula is a = πr², where r is the radius.

here, a = π(6.35 m)² = 40.32π, or approximately 126.66 m²