2b+2b-7=5

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Solution for 2b+2b-7=5 equation: 


Simplifying
2b + 2b + -7 = 5

Reorder the terms:
-7 + 2b + 2b = 5

Combine like terms: 2b + 2b = 4b
-7 + 4b = 5

Solving
-7 + 4b = 5

Solving for variable 'b'.

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

Add '7' to each side of the equation.
-7 + 7 + 4b = 5 + 7

Combine like terms: -7 + 7 = 0
0 + 4b = 5 + 7
4b = 5 + 7

Combine like terms: 5 + 7 = 12
4b = 12

Divide each side by '4'.
b = 3

Simplifying
b = 3

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