9a-4=2(a+3)

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Solution for 9a-4=2(a+3) equation:


Simplifying
9a + -4 = 2(a + 3)

Reorder the terms:
-4 + 9a = 2(a + 3)

Reorder the terms:
-4 + 9a = 2(3 + a)
-4 + 9a = (3 * 2 + a * 2)
-4 + 9a = (6 + 2a)

Solving
-4 + 9a = 6 + 2a

Solving for variable 'a'.

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

Add '-2a' to each side of the equation.
-4 + 9a + -2a = 6 + 2a + -2a

Combine like terms: 9a + -2a = 7a
-4 + 7a = 6 + 2a + -2a

Combine like terms: 2a + -2a = 0
-4 + 7a = 6 + 0
-4 + 7a = 6

Add '4' to each side of the equation.
-4 + 4 + 7a = 6 + 4

Combine like terms: -4 + 4 = 0
0 + 7a = 6 + 4
7a = 6 + 4

Combine like terms: 6 + 4 = 10
7a = 10

Divide each side by '7'.
a = 1.428571429

Simplifying
a = 1.428571429

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