Question

решите уравнение 4x+5=2(x+1)+11

Answer 1

4х + 5 = 2( х + 1 ) + 11
4х + 5 = 2х + 2 + 11
4х - 2х = 13 - 5
х = 8 : 2
х = 4

Answer 2

4x+5=2(x+1)+11
4x+5=2x+2+11
4x+5=2x+13
4x-2x=13-5
2x=8
x=4