4a-9=7a+6

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Solution for 4a-9=7a+6 equation:


Simplifying
4a + -9 = 7a + 6

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

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

Solving
-9 + 4a = 6 + 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 + 4a + -7a = 6 + 7a + -7a

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

Combine like terms: 7a + -7a = 0
-9 + -3a = 6 + 0
-9 + -3a = 6

Add '9' to each side of the equation.
-9 + 9 + -3a = 6 + 9

Combine like terms: -9 + 9 = 0
0 + -3a = 6 + 9
-3a = 6 + 9

Combine like terms: 6 + 9 = 15
-3a = 15

Divide each side by '-3'.
a = -5

Simplifying
a = -5

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