Question Simplify the expression 215m−56 Evaluate 14105m−56Solution 215m−56 Show Solution Factor the expression 21(15m−112) Evaluate 14105m−56Cancel out the common factor 7 215m−56Solution 21(15m−112) Show Solution Find the roots m=15112Alternative Form m=7.46˙ Evaluate 14105m−56To find the roots of the expression,set the expression equal to 0 14105m−56=0Cancel out the common factor 7 215m−56=0Move the constant to the right-hand side and change its sign 215m=0+56Removing 0 doesn't change the value,so remove it from the expression 215m=56Multiply by the reciprocal 215m×152=56×152Multiply m=56×152Solution More Steps Evaluate 56×152Multiply the numbers 1556×2Multiply the numbers 15112 m=15112Alternative Form m=7.46˙ Show Solution