7(4+d)=-42

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Solution for 7(4+d)=-42 equation: 



7(4+d)=-42

We move all terms to the left:

7(4+d)-(-42)=0

We add all the numbers together, and all the variables

7(d+4)-(-42)=0

We add all the numbers together, and all the variables

7(d+4)+42=0

We multiply parentheses

7d+28+42=0

We add all the numbers together, and all the variables

7d+70=0

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

7d=-70

d=-70/7

d=-10

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