7a-2-4a=3a+4+6a

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Solution for 7a-2-4a=3a+4+6a equation:


Simplifying
7a + -2 + -4a = 3a + 4 + 6a

Reorder the terms:
-2 + 7a + -4a = 3a + 4 + 6a

Combine like terms: 7a + -4a = 3a
-2 + 3a = 3a + 4 + 6a

Reorder the terms:
-2 + 3a = 4 + 3a + 6a

Combine like terms: 3a + 6a = 9a
-2 + 3a = 4 + 9a

Solving
-2 + 3a = 4 + 9a

Solving for variable 'a'.

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

Add '-9a' to each side of the equation.
-2 + 3a + -9a = 4 + 9a + -9a

Combine like terms: 3a + -9a = -6a
-2 + -6a = 4 + 9a + -9a

Combine like terms: 9a + -9a = 0
-2 + -6a = 4 + 0
-2 + -6a = 4

Add '2' to each side of the equation.
-2 + 2 + -6a = 4 + 2

Combine like terms: -2 + 2 = 0
0 + -6a = 4 + 2
-6a = 4 + 2

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

Divide each side by '-6'.
a = -1

Simplifying
a = -1

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