Mathematic Problems

2x-3=x+10-1

2x-3=x+10-1
2x-32=x+10-12
2x-3=x+10-2x+10+1
2x+10=x+10+1-2x+3
2x+10=14-x   x 14
2x+102=14-x2
4x+10=196-28x+x2
4x+40=196-28x+x2
196-28x+x2-4x-40=0
a=1, b=-32, c=156
x1,2=32±-322-4·1·1562=32±4002=32±202
x1=26 ; x2=6
x14 x1=2614  , x2=614 

x=6

14

4