5=9+0.7b

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Solution for 5=9+0.7b equation:


Simplifying
5 = 9 + 0.7b

Solving
5 = 9 + 0.7b

Solving for variable 'b'.

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

Add '-0.7b' to each side of the equation.
5 + -0.7b = 9 + 0.7b + -0.7b

Combine like terms: 0.7b + -0.7b = 0.0
5 + -0.7b = 9 + 0.0
5 + -0.7b = 9

Add '-5' to each side of the equation.
5 + -5 + -0.7b = 9 + -5

Combine like terms: 5 + -5 = 0
0 + -0.7b = 9 + -5
-0.7b = 9 + -5

Combine like terms: 9 + -5 = 4
-0.7b = 4

Divide each side by '-0.7'.
b = -5.714285714

Simplifying
b = -5.714285714

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