49=5(6-d)-3(-1-3d)

Solution for 49=5(6-d)-3(-1-3d) equation:

49=5(6-d)-3(-1-3d)

We move all terms to the left:

49-(5(6-d)-3(-1-3d))=0

We add all the numbers together, and all the variables

-(5(-1d+6)-3(-3d-1))+49=0


We calculate terms in parentheses: -(5(-1d+6)-3(-3d-1)), so:

5(-1d+6)-3(-3d-1)

We multiply parentheses

-5d+9d+30+3

We add all the numbers together, and all the variables

4d+33

Back to the equation:

-(4d+33)


We get rid of parentheses

-4d-33+49=0

We add all the numbers together, and all the variables

-4d+16=0

We move all terms containing d to the left, all other terms to the right

-4d=-16

d=-16/-4

d=+4