Question

Помогите пж, 3x+5=x-15 Я НЕ ПОНИМАЮ БЛИН!!!

Answer 1

$3 \times x + 5 = x - 15 \\ 3 \times x - x = - 15 - 5 \\ 2 \times x = - 20 \\ x = - 20 \div 2 \\ x = - 10$

Answer 2

3×x+5=x−15

3×x−x=−15−5

2×x=−20

x=−20÷2

x=−10