Question Factor the expression 18(7a−900) Evaluate 126a−16200Solution 18(7a−900) Show Solution Find the roots a=7900Alternative Form a=128.5˙71428˙ Evaluate 126a−16200To find the roots of the expression,set the expression equal to 0 126a−16200=0Move the constant to the right-hand side and change its sign 126a=0+16200Removing 0 doesn't change the value,so remove it from the expression 126a=16200Divide both sides 126126a=12616200Divide the numbers a=12616200Solution a=7900Alternative Form a=128.5˙71428˙ Show Solution
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