1+2b-2=7

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Solution for 1+2b-2=7 equation: 


Simplifying
1 + 2b + -2 = 7

Reorder the terms:
1 + -2 + 2b = 7

Combine like terms: 1 + -2 = -1
-1 + 2b = 7

Solving
-1 + 2b = 7

Solving for variable 'b'.

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

Add '1' to each side of the equation.
-1 + 1 + 2b = 7 + 1

Combine like terms: -1 + 1 = 0
0 + 2b = 7 + 1
2b = 7 + 1

Combine like terms: 7 + 1 = 8
2b = 8

Divide each side by '2'.
b = 4

Simplifying
b = 4

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