8.7b-0.4=17

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Solution for 8.7b-0.4=17 equation: 


Simplifying
8.7b + -0.4 = 17

Reorder the terms:
-0.4 + 8.7b = 17

Solving
-0.4 + 8.7b = 17

Solving for variable 'b'.

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

Add '0.4' to each side of the equation.
-0.4 + 0.4 + 8.7b = 17 + 0.4

Combine like terms: -0.4 + 0.4 = 0.0
0.0 + 8.7b = 17 + 0.4
8.7b = 17 + 0.4

Combine like terms: 17 + 0.4 = 17.4
8.7b = 17.4

Divide each side by '8.7'.
b = 2

Simplifying
b = 2

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