6.1. X-3=7x
6.2. 2x – 1= x + 8
6.3. 3x-5= 4x-2
6.4. 9x-5=X-3 + 7x
6.5. - 12x-5-7=X-4 + 3x
6.6. 5 - 2x - 4=7-3x+ 8
6.7. - 3x-5=-X+3-7x
6.8. 8 - 2x=1-X-3x
6.9. 0=-2x - 4x-1-7
6.10. – 7x - 8x-1-3x - 10 = 0 me ajudem
Soluções para a tarefa
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Resposta:
6.1. X-3=7x
6x-3=7x=-3
>>>>>>>>>>>
6.2. 2x – 1= x + 8
23x=9
x=9/23
>>>>>>>>>>>>
6.3. 3x-5= 4x-2
54-4x=3
-4x=-51
x=4/51
>>>>>>>>>>>>>>
6.4. 9x-5=X-3 + 7x
1/104
>>>>>>>>>>>>>>
6.5. - 12x-5-7=X-4 + 3x
-2/89
>>>>>>>>>>>
6.6. 5 - 2x - 4=7-3x+ 8
161
>>>>>>>>>>>>>>
6.7. - 3x-5=-X+3-7x
x=-8/139
>>>>>>>>>>>
6.8. 8 - 2x=1-X-3x
x=-2/383
>>>>>>>>>>>>>
6.9. 0=-2x - 4x-1-7
x=-6
>>>>>>>>>>>>>>>>
6.10. – 7x - 8x-1-3x - 10 = 0
-11/435
Espero ter ajudado:)
mariana6219620:
Ainda faltam 3 questões, daqui a pouco eu termino
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