-3[1+2a]=93

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Solution for -3[1+2a]=93 equation: 


Simplifying
-3[1 + 2a] = 93
[1 * -3 + 2a * -3] = 93
[-3 + -6a] = 93

Solving
-3 + -6a = 93

Solving for variable 'a'.

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

Add '3' to each side of the equation.
-3 + 3 + -6a = 93 + 3

Combine like terms: -3 + 3 = 0
0 + -6a = 93 + 3
-6a = 93 + 3

Combine like terms: 93 + 3 = 96
-6a = 96

Divide each side by '-6'.
a = -16

Simplifying
a = -16

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