Respuesta :
21+2(-12)+13
21-24+13
21-11
10
Here you go! I used PEMDAS. P(arenthesis)E(xponents)M(ultiply)D(ivide)A(dd)S(ubtract).
21-24+13
21-11
10
Here you go! I used PEMDAS. P(arenthesis)E(xponents)M(ultiply)D(ivide)A(dd)S(ubtract).