Question j−15−27 Simplify the expression j−42 Evaluate j−15−27Solution j−42 Show Solution Find the roots j=42 Evaluate j−15−27To find the roots of the expression,set the expression equal to 0 j−15−27=0Subtract the numbers j−42=0Move the constant to the right-hand side and change its sign j=0+42Solution j=42 Show Solution