Respuesta :
28m^2 - 23m - 15
you distribute the numbers (7m*4m, 7m*-5, 3*4m and 3*-5) and then simplify
you distribute the numbers (7m*4m, 7m*-5, 3*4m and 3*-5) and then simplify
Answer:
28m^2 - 23m - 15
Step-by-step explanation:
multiply first terms of each together
Multiply outside terms together then inside terms then combine so subtract 12 from 35 and get - 23
multiply last numbers of each group
now put the numbers in order of powers m^2 first then m then the number with no variable