Question

Rezolvati in Q ecuatiile :
1+x-2/4=2x+5/2
Va rog repede dau coronita
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Answer 1

Răspuns:

x=-2

Explicație pas cu pas:

$1+x-\frac{2}{4} = 2x+\frac{5}{2}$

$1+x-\frac{1}{2} = 2x+\frac{5}{2}$

x-2x= $\frac{5}{2} -1 + \frac{1}{2}$    

$-x = \frac{5-2+1}{2}$

$-x = 2$

x= -2