Question

como resolver? 6,8x-5,2=2x-1,84

Answer 1

6.8x-2x=-1.84+5.2
4.8x=3.36
X=0.7
Espero ter ajudado

Answer 2

6.8x-5.2=2x-1.84
6.8x-2x-5.2+5.2=2x-2x-1.84+5.2
6.8x-2x=-1.84+5.2
(6.8-2)x=+(5.2-1.84)
4.8x=3.36
4.8x÷4.8=3.36÷4.8
X=0.7
7
X= -----------
10