Question Simplify the expression 42000a−17653 Evaluate 105×400a−17653Solution 42000a−17653 Show Solution Find the roots a=4200017653Alternative Form a=0.42030˙95238˙ Evaluate 105×400a−17653To find the roots of the expression,set the expression equal to 0 105×400a−17653=0Multiply the terms 42000a−17653=0Move the constant to the right-hand side and change its sign 42000a=0+17653Removing 0 doesn't change the value,so remove it from the expression 42000a=17653Divide both sides 4200042000a=4200017653Solution a=4200017653Alternative Form a=0.42030˙95238˙ Show Solution