11m-(6m-5)=25 Distribute the - 11m-6m+5=25 Subtract 5m+5=25 -5 both sides 5m=20 ÷5 both sides M=4 Hope that helps If you want to see if the answer is correct plug m into the original 11 (4)-(6 (4)-5)=25 44-(24-5)=25 44-19=25 25=25 answer holds true :)