2a-6=4(a+1)+9a+4

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Solution for 2a-6=4(a+1)+9a+4 equation:


Simplifying
2a + -6 = 4(a + 1) + 9a + 4

Reorder the terms:
-6 + 2a = 4(a + 1) + 9a + 4

Reorder the terms:
-6 + 2a = 4(1 + a) + 9a + 4
-6 + 2a = (1 * 4 + a * 4) + 9a + 4
-6 + 2a = (4 + 4a) + 9a + 4

Reorder the terms:
-6 + 2a = 4 + 4 + 4a + 9a

Combine like terms: 4 + 4 = 8
-6 + 2a = 8 + 4a + 9a

Combine like terms: 4a + 9a = 13a
-6 + 2a = 8 + 13a

Solving
-6 + 2a = 8 + 13a

Solving for variable 'a'.

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

Add '-13a' to each side of the equation.
-6 + 2a + -13a = 8 + 13a + -13a

Combine like terms: 2a + -13a = -11a
-6 + -11a = 8 + 13a + -13a

Combine like terms: 13a + -13a = 0
-6 + -11a = 8 + 0
-6 + -11a = 8

Add '6' to each side of the equation.
-6 + 6 + -11a = 8 + 6

Combine like terms: -6 + 6 = 0
0 + -11a = 8 + 6
-11a = 8 + 6

Combine like terms: 8 + 6 = 14
-11a = 14

Divide each side by '-11'.
a = -1.272727273

Simplifying
a = -1.272727273

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