73-2х = 3х + 24 -а+12=4а-13

Question

73-2х = 3х + 24 -а+12=4а-13

Answer 1

73-2х=3х+24
-2х-3х=24-73
-5х=-49
х=-49:(-5)
х=9,8
===========================
-а+12=4а-13
-а-4а=-12-13
-5а=-25
а=-25:(-5)
а=5