Question

2(x-3)=1,8
X+3pe2 =x+5pe3
Ajutor :Ecuații Cls7

Answer 1

x-3=1,8/2=18/10*1/2=18/20=9/10
x=9/10+3=9/10+30/10=39/10

3(x+3)=2(x+5)
3x+9=2x+10
3x-2x=10-9
x=1

Answer 2

2x-6=1,8
2x=1,8+6
2x=7,8
x=7,8:2
x= 3,9
 
 
 3x/6 +9 / 6   = 2x/6 +10/6
 3x-2x=10-9
 x=1