-3=b-7

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Solution for -3=b-7 equation:


Simplifying
-3 = b + -7

Reorder the terms:
-3 = -7 + b

Solving
-3 = -7 + b

Solving for variable 'b'.

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

Add '-1b' to each side of the equation.
-3 + -1b = -7 + b + -1b

Combine like terms: b + -1b = 0
-3 + -1b = -7 + 0
-3 + -1b = -7

Add '3' to each side of the equation.
-3 + 3 + -1b = -7 + 3

Combine like terms: -3 + 3 = 0
0 + -1b = -7 + 3
-1b = -7 + 3

Combine like terms: -7 + 3 = -4
-1b = -4

Divide each side by '-1'.
b = 4

Simplifying
b = 4

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