2[5a+9]-11=7

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Solution for 2[5a+9]-11=7 equation:


Simplifying
2[5a + 9] + -11 = 7

Reorder the terms:
2[9 + 5a] + -11 = 7
[9 * 2 + 5a * 2] + -11 = 7
[18 + 10a] + -11 = 7

Reorder the terms:
18 + -11 + 10a = 7

Combine like terms: 18 + -11 = 7
7 + 10a = 7

Add '-7' to each side of the equation.
7 + -7 + 10a = 7 + -7

Combine like terms: 7 + -7 = 0
0 + 10a = 7 + -7
10a = 7 + -7

Combine like terms: 7 + -7 = 0
10a = 0

Solving
10a = 0

Solving for variable 'a'.

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

Divide each side by '10'.
a = 0.0

Simplifying
a = 0.0

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