ashleymorelos909
ashleymorelos909
27-10-2020
Mathematics
contestada
Can someone help please
Respuesta :
jonesjrroberte
jonesjrroberte
27-10-2020
I = 22
J = 53
K = 105
(x+7) + (3x+8) + 7x = 180
Combine like terms:
11x + 15 = 180
11x = 165
X = 15
sub 15 for x in original equations
I = x + 7 = 15 + 7 = 22
J = 3x + 8 = 3(15) + 8 = 45 + 8 = 53
K = 7x = 7(15) = 105
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