How do you simplify first and then solve (1+7x)6(7x)=36?

1 Answer

(1+7x)6(7x)=36

it can be written as ;

1(1+7x)6(7x)=36

11+(1)7x676(x)=36

1+7x42+6x=36

1427x+6x=36

43x=36

adding 43 to both sides

43+43x=36+43

x=79

dividing both sides by -1 to get the value of x ;

x1=791

x = -79