a+9=8[a-(2-8)]

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Solution for a+9=8[a-(2-8)] equation:


Simplifying
a + 9 = 8[a + -1(2 + -8)]

Reorder the terms:
9 + a = 8[a + -1(2 + -8)]

Combine like terms: 2 + -8 = -6
9 + a = 8[a + -1(-6)]

Multiply -1 * -6
9 + a = 8[a + 6]

Reorder the terms:
9 + a = 8[6 + a]
9 + a = [6 * 8 + a * 8]
9 + a = [48 + 8a]

Solving
9 + a = 48 + 8a

Solving for variable 'a'.

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

Add '-8a' to each side of the equation.
9 + a + -8a = 48 + 8a + -8a

Combine like terms: a + -8a = -7a
9 + -7a = 48 + 8a + -8a

Combine like terms: 8a + -8a = 0
9 + -7a = 48 + 0
9 + -7a = 48

Add '-9' to each side of the equation.
9 + -9 + -7a = 48 + -9

Combine like terms: 9 + -9 = 0
0 + -7a = 48 + -9
-7a = 48 + -9

Combine like terms: 48 + -9 = 39
-7a = 39

Divide each side by '-7'.
a = -5.571428571

Simplifying
a = -5.571428571

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