2a-1+5a=9+2a+2a

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Solution for 2a-1+5a=9+2a+2a equation:


Simplifying
2a + -1 + 5a = 9 + 2a + 2a

Reorder the terms:
-1 + 2a + 5a = 9 + 2a + 2a

Combine like terms: 2a + 5a = 7a
-1 + 7a = 9 + 2a + 2a

Combine like terms: 2a + 2a = 4a
-1 + 7a = 9 + 4a

Solving
-1 + 7a = 9 + 4a

Solving for variable 'a'.

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

Add '-4a' to each side of the equation.
-1 + 7a + -4a = 9 + 4a + -4a

Combine like terms: 7a + -4a = 3a
-1 + 3a = 9 + 4a + -4a

Combine like terms: 4a + -4a = 0
-1 + 3a = 9 + 0
-1 + 3a = 9

Add '1' to each side of the equation.
-1 + 1 + 3a = 9 + 1

Combine like terms: -1 + 1 = 0
0 + 3a = 9 + 1
3a = 9 + 1

Combine like terms: 9 + 1 = 10
3a = 10

Divide each side by '3'.
a = 3.333333333

Simplifying
a = 3.333333333

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