Claudiazm
Claudiazm
09-10-2015
Mathematics
contestada
5(x-3)+2x=41
please help me
Respuesta :
TSO
TSO
09-10-2015
Use a(b-c) = ab - ac
5(x-3) + 2x = 41
5x - 15 + 2x = 41
7x - 15 = 41
7x = 56
x = 8
Answer Link
RaeMarie
RaeMarie
09-10-2015
5(x-3)+2x=41
Multiply the x and -3 by 5 to get 5x and -15
5x-15+2x=41
then combine like terms 5x+2x to get 7x
7x-15=41
then add 15 to both sides to get he x alone
7x=56
then divide by 56 by 7 to get 1x
x=8
Answer Link
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