Resolva as equações abaixo:
1) x+30 = 40
2) 30-20+2x=10
3) 3x-10+13=-2x+28
4) 13x...
Mathematics, 16.10.2020 14:01 monae7803
Resolva as equações abaixo:
1) x+30 = 40
2) 30-20+2x=10
3) 3x-10+13=-2x+28
4) 13x-23-45=-7x+12
5) 2(x+4) = 10x+24
6) 3(x-5) = 1-(2x-4)
7) 5X -10 = 15
2
8) X + 4 = X + 6
3 2
Answers: 2
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