1.3b-.7b=12

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Solution for 1.3b-.7b=12 equation: 


Simplifying
1.3b + -0.7b = 12

Combine like terms: 1.3b + -0.7b = 0.6b
0.6b = 12

Solving
0.6b = 12

Solving for variable 'b'.

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

Divide each side by '0.6'.
b = 20

Simplifying
b = 20

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