2.89=.85b

Solution for 2.89=.85b equation:

Simplifying
2.89 = 0.85b

Solving
2.89 = 0.85b

Solving for variable 'b'.

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

Add '-0.85b' to each side of the equation.
2.89 + -0.85b = 0.85b + -0.85b

Combine like terms: 0.85b + -0.85b = 0.00
2.89 + -0.85b = 0.00

Add '-2.89' to each side of the equation.
2.89 + -2.89 + -0.85b = 0.00 + -2.89

Combine like terms: 2.89 + -2.89 = 0.00
0.00 + -0.85b = 0.00 + -2.89
-0.85b = 0.00 + -2.89

Combine like terms: 0.00 + -2.89 = -2.89
-0.85b = -2.89

Divide each side by '-0.85'.
b = 3.4

Simplifying
b = 3.4