(4+a)7=-14

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Solution for (4+a)7=-14 equation: 



(4+a)7=-14

We move all terms to the left:

(4+a)7-(-14)=0

We add all the numbers together, and all the variables

(a+4)7-(-14)=0

We add all the numbers together, and all the variables

(a+4)7+14=0

We multiply parentheses

7a+28+14=0

We add all the numbers together, and all the variables

7a+42=0

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

7a=-42

a=-42/7

a=-6

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