Question Simplify the expression 10+15a Evaluate 5+15a+5Solution 10+15a Show Solution Factor the expression 5(2+3a) Evaluate 5+15a+5Add the numbers 10+15aSolution 5(2+3a) Show Solution Find the roots a=−32Alternative Form a=−0.6˙ Evaluate 5+15a+5To find the roots of the expression,set the expression equal to 0 5+15a+5=0Add the numbers 10+15a=0Move the constant to the right-hand side and change its sign 15a=0−10Removing 0 doesn't change the value,so remove it from the expression 15a=−10Divide both sides 1515a=15−10Divide the numbers a=15−10Solution More Steps Evaluate 15−10Cancel out the common factor 5 3−2Use b−a=−ba=−ba to rewrite the fraction −32 a=−32Alternative Form a=−0.6˙ Show Solution