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5(4x+6)=6x+9. Help...

Sagot :

We have such equation
5(4x+6)=6x+9        
 5*4x+6*5=6x+9 
 20x+30=6x+9      /-6x
20x-6x+30=6x-6x+9
14x +30=9             /-30
14x=9-30
14x=-21                /:7
2x=-3                  /:2
x=[tex]- \frac{3}{2} [/tex]      - its the answer