a-10(10-a)=30

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Solution for a-10(10-a)=30 equation:


Simplifying
a + -10(10 + -1a) = 30
a + (10 * -10 + -1a * -10) = 30
a + (-100 + 10a) = 30

Reorder the terms:
-100 + a + 10a = 30

Combine like terms: a + 10a = 11a
-100 + 11a = 30

Solving
-100 + 11a = 30

Solving for variable 'a'.

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

Add '100' to each side of the equation.
-100 + 100 + 11a = 30 + 100

Combine like terms: -100 + 100 = 0
0 + 11a = 30 + 100
11a = 30 + 100

Combine like terms: 30 + 100 = 130
11a = 130

Divide each side by '11'.
a = 11.81818182

Simplifying
a = 11.81818182

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