3a-4=2(a+1)+8a+3

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Solution for 3a-4=2(a+1)+8a+3 equation:


Simplifying
3a + -4 = 2(a + 1) + 8a + 3

Reorder the terms:
-4 + 3a = 2(a + 1) + 8a + 3

Reorder the terms:
-4 + 3a = 2(1 + a) + 8a + 3
-4 + 3a = (1 * 2 + a * 2) + 8a + 3
-4 + 3a = (2 + 2a) + 8a + 3

Reorder the terms:
-4 + 3a = 2 + 3 + 2a + 8a

Combine like terms: 2 + 3 = 5
-4 + 3a = 5 + 2a + 8a

Combine like terms: 2a + 8a = 10a
-4 + 3a = 5 + 10a

Solving
-4 + 3a = 5 + 10a

Solving for variable 'a'.

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

Add '-10a' to each side of the equation.
-4 + 3a + -10a = 5 + 10a + -10a

Combine like terms: 3a + -10a = -7a
-4 + -7a = 5 + 10a + -10a

Combine like terms: 10a + -10a = 0
-4 + -7a = 5 + 0
-4 + -7a = 5

Add '4' to each side of the equation.
-4 + 4 + -7a = 5 + 4

Combine like terms: -4 + 4 = 0
0 + -7a = 5 + 4
-7a = 5 + 4

Combine like terms: 5 + 4 = 9
-7a = 9

Divide each side by '-7'.
a = -1.285714286

Simplifying
a = -1.285714286

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