Evaluate b2c-1 for b = 8 and c = -4. A.16 B.-16 C.256 D.1/16

To evaluate an algebraic expression, you have to substitute a number for each variable and perform the arithmetic operations. In the example above, the variable x is equal to 6 since 6 + 6 = 12. If we know the value of our variables, we can replace the variables with their values and then evaluate the expression.

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1/3 + 1/5 = 8/15.

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