2(10a+3)-2=10-9a

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Solution for 2(10a+3)-2=10-9a equation:


Simplifying
2(10a + 3) + -2 = 10 + -9a

Reorder the terms:
2(3 + 10a) + -2 = 10 + -9a
(3 * 2 + 10a * 2) + -2 = 10 + -9a
(6 + 20a) + -2 = 10 + -9a

Reorder the terms:
6 + -2 + 20a = 10 + -9a

Combine like terms: 6 + -2 = 4
4 + 20a = 10 + -9a

Solving
4 + 20a = 10 + -9a

Solving for variable 'a'.

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

Add '9a' to each side of the equation.
4 + 20a + 9a = 10 + -9a + 9a

Combine like terms: 20a + 9a = 29a
4 + 29a = 10 + -9a + 9a

Combine like terms: -9a + 9a = 0
4 + 29a = 10 + 0
4 + 29a = 10

Add '-4' to each side of the equation.
4 + -4 + 29a = 10 + -4

Combine like terms: 4 + -4 = 0
0 + 29a = 10 + -4
29a = 10 + -4

Combine like terms: 10 + -4 = 6
29a = 6

Divide each side by '29'.
a = 0.2068965517

Simplifying
a = 0.2068965517

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