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Calculate the numerical value for $\frac{x^2-16}{x^2+3x-4}$ when $x=-4$. Replace the unknowns with their corresponding values
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$\frac{{\left(-4\right)}^2-16}{{\left(-4\right)}^2+3\cdot -4-4}$
Learn how to solve numerical value of an algebraic expression problems step by step online. Find the numerical value of the expression (x^2-16)/(x^2+3x+-4);x=-4. Calculate the numerical value for \frac{x^2-16}{x^2+3x-4} when x=-4. Replace the unknowns with their corresponding values. Multiply 3 times -4. Subtract the values -12 and -4. Calculate the power {\left(-4\right)}^2.