Question

solve the equations by substitution
method
3x/2-5y/3=-2 , x/3+y/2=13/6​

Answer 1

3x/2-5y/3= -2

9x-10y/6= -2

9x-10y= -2×6

9x-10y= -12

9x= -12+10y

x= -12+10y/9

x/3+y/2=13/6

-12+10y/9/3+y/2=13/6

-12+10y/27=13/6

-24+20y/54=13/6

-144+120y=702

120y=702+144

120y=846

y=846/120

y=141/20