55=5[2a-1]

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Solution for 55=5[2a-1] equation:


Simplifying
55 = 5[2a + -1]

Reorder the terms:
55 = 5[-1 + 2a]
55 = [-1 * 5 + 2a * 5]
55 = [-5 + 10a]

Solving
55 = -5 + 10a

Solving for variable 'a'.

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

Add '-10a' to each side of the equation.
55 + -10a = -5 + 10a + -10a

Combine like terms: 10a + -10a = 0
55 + -10a = -5 + 0
55 + -10a = -5

Add '-55' to each side of the equation.
55 + -55 + -10a = -5 + -55

Combine like terms: 55 + -55 = 0
0 + -10a = -5 + -55
-10a = -5 + -55

Combine like terms: -5 + -55 = -60
-10a = -60

Divide each side by '-10'.
a = 6

Simplifying
a = 6

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