Evaluate the variable expression x+y+z for the given values of x, y, and z. x=(3)/(8), y=(1)/(4)

step 1 we have these values for x y and z and we must find x plus y plus z and now what we have to do h

Evaluate the variable expression x+y+z for the given values...

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Key Concepts

Substitution

This concept involves replacing variables with their given numerical values. In any algebraic expression, once specific values are provided for variables, those values are substituted into the expression to allow for concrete numerical computations.

Addition of Fractions

Combining fractions with different denominators requires summing their numerators while considering their denominators. Learning how to add fractions is crucial in arithmetic and algebra where expressions involve fractional values.

Finding a Common Denominator

To effectively add fractions, a common denominator must be determined, which is a shared multiple of the original denominators. This step simplifies the addition by rewriting each fraction with the same denominator before summing the numerators.

Simplification

After performing operations on fractions, the resulting fraction is often simplified to its lowest terms. Simplification reduces the fraction by dividing the numerator and denominator by their greatest common divisor, ensuring the result is as concise as possible.

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