6b-77=20b-91

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Solution for 6b-77=20b-91 equation:


Simplifying
6b + -77 = 20b + -91

Reorder the terms:
-77 + 6b = 20b + -91

Reorder the terms:
-77 + 6b = -91 + 20b

Solving
-77 + 6b = -91 + 20b

Solving for variable 'b'.

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

Add '-20b' to each side of the equation.
-77 + 6b + -20b = -91 + 20b + -20b

Combine like terms: 6b + -20b = -14b
-77 + -14b = -91 + 20b + -20b

Combine like terms: 20b + -20b = 0
-77 + -14b = -91 + 0
-77 + -14b = -91

Add '77' to each side of the equation.
-77 + 77 + -14b = -91 + 77

Combine like terms: -77 + 77 = 0
0 + -14b = -91 + 77
-14b = -91 + 77

Combine like terms: -91 + 77 = -14
-14b = -14

Divide each side by '-14'.
b = 1

Simplifying
b = 1

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