2.5b-1=3.5b+7

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Solution for 2.5b-1=3.5b+7 equation:


Simplifying
2.5b + -1 = 3.5b + 7

Reorder the terms:
-1 + 2.5b = 3.5b + 7

Reorder the terms:
-1 + 2.5b = 7 + 3.5b

Solving
-1 + 2.5b = 7 + 3.5b

Solving for variable 'b'.

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

Add '-3.5b' to each side of the equation.
-1 + 2.5b + -3.5b = 7 + 3.5b + -3.5b

Combine like terms: 2.5b + -3.5b = -1b
-1 + -1b = 7 + 3.5b + -3.5b

Combine like terms: 3.5b + -3.5b = 0.0
-1 + -1b = 7 + 0.0
-1 + -1b = 7

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

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

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

Divide each side by '-1'.
b = -8

Simplifying
b = -8

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