Question

resolva as seguintes equacoes do 1 grau

H) 3,5x+2=x-5

I) x/4+x/6+x/8=26

por favor me ajude

Answer 1

h) 3,5x - x = -5-2
2,5x = -7
x = -2,8

i) 6x + 4x + 3x = 624
13x = 624
x = 48