-25=7+2b

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Solution for -25=7+2b equation:


Simplifying
-25 = 7 + 2b

Solving
-25 = 7 + 2b

Solving for variable 'b'.

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

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

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

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

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

Combine like terms: 7 + 25 = 32
-2b = 32

Divide each side by '-2'.
b = -16

Simplifying
b = -16

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