Question

3(х+5)=7-5х
решите помогите

Answer 1

3x+15=7-5x

3x+5x=7-15

8x=-8

x=-1

Answer 2

3(х+5)=7-5х
3×+15=7-5×
3×+5×=7-15
8×= -8
×= -8:8
×= -1
Ответ: -1