1+3a=-15+2a-a

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Solution for 1+3a=-15+2a-a equation:


Simplifying
1 + 3a = -15 + 2a + -1a

Combine like terms: 2a + -1a = 1a
1 + 3a = -15 + 1a

Solving
1 + 3a = -15 + 1a

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.
1 + 3a + -1a = -15 + 1a + -1a

Combine like terms: 3a + -1a = 2a
1 + 2a = -15 + 1a + -1a

Combine like terms: 1a + -1a = 0
1 + 2a = -15 + 0
1 + 2a = -15

Add '-1' to each side of the equation.
1 + -1 + 2a = -15 + -1

Combine like terms: 1 + -1 = 0
0 + 2a = -15 + -1
2a = -15 + -1

Combine like terms: -15 + -1 = -16
2a = -16

Divide each side by '2'.
a = -8

Simplifying
a = -8

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