Question

4×(5х+2)=10×(3х-3)+15 помогите

Answer 1

4×(5х+2)=10×(3х-3)+15
20x+8=30x-30+15
20x+8=30x-15
20x-30x=-15-8
-10x=-23
x=2.3

Answer 2

20х+8=20х-30+15
20х-20х=-30+15-8
х=-23