Question

Resuelve.
3(2x+5=5(2x-1).
e indica el valor de (x-2)².

Answer 1

3(2x+5) = 5(2x-1)

6x + 15 = 10x - 5

15 + 5 = 10x - 6x

20 = 14x

20/14 = x

10/7 = x

(x-2)²

(10/7 - 2)²

[(10 -14)/7]²

[-4/7]²

16/49 = x

Eternamente axllxa