shularja
shularja
06-11-2020
Mathematics
contestada
please help me :((((
Respuesta :
sugarplum33
sugarplum33
06-11-2020
1. x + 49 = -3x + 1
4x = -48
x = -12
2. 7x + 23 + 4x + 25 = 180
11x + 48 = 180
11x = 132
x = 12
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