2.5b-1=6.5

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Solution for 2.5b-1=6.5 equation: 


Simplifying
2.5b + -1 = 6.5

Reorder the terms:
-1 + 2.5b = 6.5

Solving
-1 + 2.5b = 6.5

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 + 2.5b = 6.5 + 1

Combine like terms: -1 + 1 = 0
0 + 2.5b = 6.5 + 1
2.5b = 6.5 + 1

Combine like terms: 6.5 + 1 = 7.5
2.5b = 7.5

Divide each side by '2.5'.
b = 3

Simplifying
b = 3

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