2.4=0.8-0.4b

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Solution for 2.4=0.8-0.4b equation:


Simplifying
2.4 = 0.8 + -0.4b

Solving
2.4 = 0.8 + -0.4b

Solving for variable 'b'.

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

Add '0.4b' to each side of the equation.
2.4 + 0.4b = 0.8 + -0.4b + 0.4b

Combine like terms: -0.4b + 0.4b = 0.0
2.4 + 0.4b = 0.8 + 0.0
2.4 + 0.4b = 0.8

Add '-2.4' to each side of the equation.
2.4 + -2.4 + 0.4b = 0.8 + -2.4

Combine like terms: 2.4 + -2.4 = 0.0
0.0 + 0.4b = 0.8 + -2.4
0.4b = 0.8 + -2.4

Combine like terms: 0.8 + -2.4 = -1.6
0.4b = -1.6

Divide each side by '0.4'.
b = -4

Simplifying
b = -4

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