.8b-7=7b-2

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Solution for .8b-7=7b-2 equation:


Simplifying
0.8b + -7 = 7b + -2

Reorder the terms:
-7 + 0.8b = 7b + -2

Reorder the terms:
-7 + 0.8b = -2 + 7b

Solving
-7 + 0.8b = -2 + 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.
-7 + 0.8b + -7b = -2 + 7b + -7b

Combine like terms: 0.8b + -7b = -6.2b
-7 + -6.2b = -2 + 7b + -7b

Combine like terms: 7b + -7b = 0
-7 + -6.2b = -2 + 0
-7 + -6.2b = -2

Add '7' to each side of the equation.
-7 + 7 + -6.2b = -2 + 7

Combine like terms: -7 + 7 = 0
0 + -6.2b = -2 + 7
-6.2b = -2 + 7

Combine like terms: -2 + 7 = 5
-6.2b = 5

Divide each side by '-6.2'.
b = -0.8064516129

Simplifying
b = -0.8064516129

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