10+2(2a+1)=a-3

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Solution for 10+2(2a+1)=a-3 equation:


Simplifying
10 + 2(2a + 1) = a + -3

Reorder the terms:
10 + 2(1 + 2a) = a + -3
10 + (1 * 2 + 2a * 2) = a + -3
10 + (2 + 4a) = a + -3

Combine like terms: 10 + 2 = 12
12 + 4a = a + -3

Reorder the terms:
12 + 4a = -3 + a

Solving
12 + 4a = -3 + a

Solving for variable 'a'.

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

Add '-1a' to each side of the equation.
12 + 4a + -1a = -3 + a + -1a

Combine like terms: 4a + -1a = 3a
12 + 3a = -3 + a + -1a

Combine like terms: a + -1a = 0
12 + 3a = -3 + 0
12 + 3a = -3

Add '-12' to each side of the equation.
12 + -12 + 3a = -3 + -12

Combine like terms: 12 + -12 = 0
0 + 3a = -3 + -12
3a = -3 + -12

Combine like terms: -3 + -12 = -15
3a = -15

Divide each side by '3'.
a = -5

Simplifying
a = -5

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