7+b=3

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Solution for 7+b=3 equation: 


Simplifying
7 + b = 3

Solving
7 + b = 3

Solving for variable 'b'.

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

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

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

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

Simplifying
b = -4

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