6a+9=7a

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Solution for 6a+9=7a equation:


Simplifying
6a + 9 = 7a

Reorder the terms:
9 + 6a = 7a

Solving
9 + 6a = 7a

Solving for variable 'a'.

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

Add '-7a' to each side of the equation.
9 + 6a + -7a = 7a + -7a

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

Combine like terms: 7a + -7a = 0
9 + -1a = 0

Add '-9' to each side of the equation.
9 + -9 + -1a = 0 + -9

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

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

Divide each side by '-1'.
a = 9

Simplifying
a = 9

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