2b+3.5(b-36)=281

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Solution for 2b+3.5(b-36)=281 equation:


Simplifying
2b + 3.5(b + -36) = 281

Reorder the terms:
2b + 3.5(-36 + b) = 281
2b + (-36 * 3.5 + b * 3.5) = 281
2b + (-126 + 3.5b) = 281

Reorder the terms:
-126 + 2b + 3.5b = 281

Combine like terms: 2b + 3.5b = 5.5b
-126 + 5.5b = 281

Solving
-126 + 5.5b = 281

Solving for variable 'b'.

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

Add '126' to each side of the equation.
-126 + 126 + 5.5b = 281 + 126

Combine like terms: -126 + 126 = 0
0 + 5.5b = 281 + 126
5.5b = 281 + 126

Combine like terms: 281 + 126 = 407
5.5b = 407

Divide each side by '5.5'.
b = 74

Simplifying
b = 74

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