2.9=8.9+4b-9.7

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Solution for 2.9=8.9+4b-9.7 equation: 


Simplifying
2.9 = 8.9 + 4b + -9.7

Reorder the terms:
2.9 = 8.9 + -9.7 + 4b

Combine like terms: 8.9 + -9.7 = -0.8
2.9 = -0.8 + 4b

Solving
2.9 = -0.8 + 4b

Solving for variable 'b'.

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

Add '-4b' to each side of the equation.
2.9 + -4b = -0.8 + 4b + -4b

Combine like terms: 4b + -4b = 0
2.9 + -4b = -0.8 + 0
2.9 + -4b = -0.8

Add '-2.9' to each side of the equation.
2.9 + -2.9 + -4b = -0.8 + -2.9

Combine like terms: 2.9 + -2.9 = 0.0
0.0 + -4b = -0.8 + -2.9
-4b = -0.8 + -2.9

Combine like terms: -0.8 + -2.9 = -3.7
-4b = -3.7

Divide each side by '-4'.
b = 0.925

Simplifying
b = 0.925

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