-7(1+6a)=203

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Solution for -7(1+6a)=203 equation: 


Simplifying
-7(1 + 6a) = 203
(1 * -7 + 6a * -7) = 203
(-7 + -42a) = 203

Solving
-7 + -42a = 203

Solving for variable 'a'.

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

Add '7' to each side of the equation.
-7 + 7 + -42a = 203 + 7

Combine like terms: -7 + 7 = 0
0 + -42a = 203 + 7
-42a = 203 + 7

Combine like terms: 203 + 7 = 210
-42a = 210

Divide each side by '-42'.
a = -5

Simplifying
a = -5

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