2a+2a-1=47

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Solution for 2a+2a-1=47 equation: 


Simplifying
2a + 2a + -1 = 47

Reorder the terms:
-1 + 2a + 2a = 47

Combine like terms: 2a + 2a = 4a
-1 + 4a = 47

Solving
-1 + 4a = 47

Solving for variable 'a'.

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

Add '1' to each side of the equation.
-1 + 1 + 4a = 47 + 1

Combine like terms: -1 + 1 = 0
0 + 4a = 47 + 1
4a = 47 + 1

Combine like terms: 47 + 1 = 48
4a = 48

Divide each side by '4'.
a = 12

Simplifying
a = 12

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