Final answer to the problem
$y=6$
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Step-by-step Solution
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1
Calculate the numerical value for $y=3x^2-6$ when $x=-2$. Replace the unknowns with their corresponding values
Learn how to solve numerical value of an algebraic expression problems step by step online.
$y=3\cdot {\left(-2\right)}^2-6$
Learn how to solve numerical value of an algebraic expression problems step by step online. Find the numerical value of the expression y=3x^2-6;x=-2. Calculate the numerical value for y=3x^2-6 when x=-2. Replace the unknowns with their corresponding values. Calculate the power {\left(-2\right)}^2. Multiply 3 times 4. Subtract the values 12 and -6.
Final answer to the problem
$y=6$
