Pre-AlgebraHard SharePre-Algebra · Hard problemCombine like terms: 10m−3−m−2m+810m - 3 - m - 2m + 810m−3−m−2m+8.A7m+67m + 67m+6B7m+57m + 57m+5C14m+514m + 514m+5D7m−57m - 57m−5Check Show answer Walk through it step by step Practice more like this