10b+31=7b+43

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Solution for 10b+31=7b+43 equation:


Simplifying
10b + 31 = 7b + 43

Reorder the terms:
31 + 10b = 7b + 43

Reorder the terms:
31 + 10b = 43 + 7b

Solving
31 + 10b = 43 + 7b

Solving for variable 'b'.

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

Add '-7b' to each side of the equation.
31 + 10b + -7b = 43 + 7b + -7b

Combine like terms: 10b + -7b = 3b
31 + 3b = 43 + 7b + -7b

Combine like terms: 7b + -7b = 0
31 + 3b = 43 + 0
31 + 3b = 43

Add '-31' to each side of the equation.
31 + -31 + 3b = 43 + -31

Combine like terms: 31 + -31 = 0
0 + 3b = 43 + -31
3b = 43 + -31

Combine like terms: 43 + -31 = 12
3b = 12

Divide each side by '3'.
b = 4

Simplifying
b = 4

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