If the point (-2,4) lies on yhe graph of th equation (a-1)y+3x=6, find the value of a. Find four other solutions of this equation
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{a-1}4+3×{-2}=6
{a-1}4+{-6}=6
{a-1}4=12
a-1=12/4
a-1=3
a=3+1=4
so equation=3y+3x=6
put=0
then x=2
put y=1
then x=5
put x=0
then y=2
{a-1}4+{-6}=6
{a-1}4=12
a-1=12/4
a-1=3
a=3+1=4
so equation=3y+3x=6
put=0
then x=2
put y=1
then x=5
put x=0
then y=2
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