Problem

Evaluate the expression \(5x^2 - 3x + 7\) for \(x = -2\)

Answer

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Answer

Add the numbers together: \(33\)

Steps

Step 1 ：Substitute \(x = -2\) into the expression: \(5(-2)^2 - 3(-2) + 7\)

Step 2 ：Simplify exponent: \(5(4) + 6 + 7\)

Step 3 ：Perform multiplication and addition: \(20 + 6 + 7\)

Step 4 ：Add the numbers together: \(33\)

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