Respuesta:
1.3x+5+-115=180
3x=180-115
3x=65
x=65/3
x=21.66666666667
2.3x+12+x-52=180
4x+-40=180
4x=220
x=220/4
x=55
espero que te guste
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Respuesta:
1.3x+5+-115=180
3x=180-115
3x=65
x=65/3
x=21.66666666667
2.3x+12+x-52=180
4x+-40=180
4x=220
x=220/4
x=55
espero que te guste