-14=0.4(9-2b)

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Solution for -14=0.4(9-2b) equation:


Simplifying
-14 = 0.4(9 + -2b)
-14 = (9 * 0.4 + -2b * 0.4)
-14 = (3.6 + -0.8b)

Solving
-14 = 3.6 + -0.8b

Solving for variable 'b'.

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

Add '0.8b' to each side of the equation.
-14 + 0.8b = 3.6 + -0.8b + 0.8b

Combine like terms: -0.8b + 0.8b = 0.0
-14 + 0.8b = 3.6 + 0.0
-14 + 0.8b = 3.6

Add '14' to each side of the equation.
-14 + 14 + 0.8b = 3.6 + 14

Combine like terms: -14 + 14 = 0
0 + 0.8b = 3.6 + 14
0.8b = 3.6 + 14

Combine like terms: 3.6 + 14 = 17.6
0.8b = 17.6

Divide each side by '0.8'.
b = 22

Simplifying
b = 22

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