Х+3. 2х - 1 ____ = ____ 7 5

Question

Х+3. 2х - 1
____ = ____
7 5

Answer 1

( Х + 3 ) / 7 = ( 2х - 1 ) / 5
5( Х + 3 ) = 7( 2х - 1 )
5х + 15 = 14х - 7
14х - 5х = 15 + 7
9х = 22
Х = 22 : 9
Х = 2 4/9