7(1-7a)=-19

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Solution for 7(1-7a)=-19 equation: 


Simplifying
7(1 + -7a) = -19
(1 * 7 + -7a * 7) = -19
(7 + -49a) = -19

Solving
7 + -49a = -19

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 + -49a = -19 + -7

Combine like terms: 7 + -7 = 0
0 + -49a = -19 + -7
-49a = -19 + -7

Combine like terms: -19 + -7 = -26
-49a = -26

Divide each side by '-49'.
a = 0.5306122449

Simplifying
a = 0.5306122449

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