Question Simplify the expression 7−x Evaluate 34−x−27Solution 7−x Show Solution Find the roots x=7 Evaluate 34−x−27To find the roots of the expression,set the expression equal to 0 34−x−27=0Subtract the numbers 7−x=0Move the constant to the right-hand side and change its sign −x=0−7Removing 0 doesn't change the value,so remove it from the expression −x=−7Solution x=7 Show Solution
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