-4-7a=31

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Solution for -4-7a=31 equation: 


Simplifying
-4 + -7a = 31

Solving
-4 + -7a = 31

Solving for variable 'a'.

Move all terms containing a to the left, all other terms to the right.

Add '4' to each side of the equation.
-4 + 4 + -7a = 31 + 4

Combine like terms: -4 + 4 = 0
0 + -7a = 31 + 4
-7a = 31 + 4

Combine like terms: 31 + 4 = 35
-7a = 35

Divide each side by '-7'.
a = -5

Simplifying
a = -5

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