Question Simplify the expression 1338−7a Evaluate 1338−a×7Solution 1338−7a Show Solution Find the roots a=71338Alternative Form a=191.1˙42857˙ Evaluate 1338−a×7To find the roots of the expression,set the expression equal to 0 1338−a×7=0Use the commutative property to reorder the terms 1338−7a=0Move the constant to the right-hand side and change its sign −7a=0−1338Removing 0 doesn't change the value,so remove it from the expression −7a=−1338Change the signs on both sides of the equation 7a=1338Divide both sides 77a=71338Solution a=71338Alternative Form a=191.1˙42857˙ Show Solution
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