56=2(10+a)

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Solution for 56=2(10+a) equation:


Simplifying
56 = 2(10 + a)
56 = (10 * 2 + a * 2)
56 = (20 + 2a)

Solving
56 = 20 + 2a

Solving for variable 'a'.

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

Add '-2a' to each side of the equation.
56 + -2a = 20 + 2a + -2a

Combine like terms: 2a + -2a = 0
56 + -2a = 20 + 0
56 + -2a = 20

Add '-56' to each side of the equation.
56 + -56 + -2a = 20 + -56

Combine like terms: 56 + -56 = 0
0 + -2a = 20 + -56
-2a = 20 + -56

Combine like terms: 20 + -56 = -36
-2a = -36

Divide each side by '-2'.
a = 18

Simplifying
a = 18

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