3+6=7a+4-6a

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


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

Combine like terms: 3 + 6 = 9
9 = 7a + 4 + -6a

Reorder the terms:
9 = 4 + 7a + -6a

Combine like terms: 7a + -6a = 1a
9 = 4 + 1a

Solving
9 = 4 + 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.
9 + -1a = 4 + 1a + -1a

Combine like terms: 1a + -1a = 0
9 + -1a = 4 + 0
9 + -1a = 4

Add '-9' to each side of the equation.
9 + -9 + -1a = 4 + -9

Combine like terms: 9 + -9 = 0
0 + -1a = 4 + -9
-1a = 4 + -9

Combine like terms: 4 + -9 = -5
-1a = -5

Divide each side by '-1'.
a = 5

Simplifying
a = 5

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