Question

− 3 (3 + 5x) - 4( 3 - 2.5x) = 3 ​

Answer 1

− 3 (3 + 5x) - 4( 3 - 2.5x) = 3
-9-15х-12+10х=3
-21-5x=3
-5х=3+21
-5х=24
х=-24/5
/-это дробь