Question

de rezolvat in R ecuatia : -2x+4=5x-3​

Answer 1

Explicație pas cu pas:

$- 2x + 4 = 5x - 3 \\ - 2x - 5x = - 3 - 7 \\ - 7x = - 7 \\ x = \frac{ - 7}{ - 7} = 1$

Answer 2

$- 2x + 4 = 5x - 3 \\ - 2x - 5x = - 3 - 4 \\ - 7x = - 7 \: \: \: \: \: \: | \times ( - 1) \\ 7x = 7 \\ x = \frac{7}{7} \\ x = 1$