b-7=3b-25

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Solution for b-7=3b-25 equation:


Simplifying
b + -7 = 3b + -25

Reorder the terms:
-7 + b = 3b + -25

Reorder the terms:
-7 + b = -25 + 3b

Solving
-7 + b = -25 + 3b

Solving for variable 'b'.

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

Add '-3b' to each side of the equation.
-7 + b + -3b = -25 + 3b + -3b

Combine like terms: b + -3b = -2b
-7 + -2b = -25 + 3b + -3b

Combine like terms: 3b + -3b = 0
-7 + -2b = -25 + 0
-7 + -2b = -25

Add '7' to each side of the equation.
-7 + 7 + -2b = -25 + 7

Combine like terms: -7 + 7 = 0
0 + -2b = -25 + 7
-2b = -25 + 7

Combine like terms: -25 + 7 = -18
-2b = -18

Divide each side by '-2'.
b = 9

Simplifying
b = 9

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