2a-9=6(a+1)+10a+2

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Solution for 2a-9=6(a+1)+10a+2 equation:


Simplifying
2a + -9 = 6(a + 1) + 10a + 2

Reorder the terms:
-9 + 2a = 6(a + 1) + 10a + 2

Reorder the terms:
-9 + 2a = 6(1 + a) + 10a + 2
-9 + 2a = (1 * 6 + a * 6) + 10a + 2
-9 + 2a = (6 + 6a) + 10a + 2

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

Combine like terms: 6 + 2 = 8
-9 + 2a = 8 + 6a + 10a

Combine like terms: 6a + 10a = 16a
-9 + 2a = 8 + 16a

Solving
-9 + 2a = 8 + 16a

Solving for variable 'a'.

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

Add '-16a' to each side of the equation.
-9 + 2a + -16a = 8 + 16a + -16a

Combine like terms: 2a + -16a = -14a
-9 + -14a = 8 + 16a + -16a

Combine like terms: 16a + -16a = 0
-9 + -14a = 8 + 0
-9 + -14a = 8

Add '9' to each side of the equation.
-9 + 9 + -14a = 8 + 9

Combine like terms: -9 + 9 = 0
0 + -14a = 8 + 9
-14a = 8 + 9

Combine like terms: 8 + 9 = 17
-14a = 17

Divide each side by '-14'.
a = -1.214285714

Simplifying
a = -1.214285714

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