.75b+(b+45)+45=180

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Solution for .75b+(b+45)+45=180 equation: 


Simplifying
0.75b + (b + 45) + 45 = 180

Reorder the terms:
0.75b + (45 + b) + 45 = 180

Remove parenthesis around (45 + b)
0.75b + 45 + b + 45 = 180

Reorder the terms:
45 + 45 + 0.75b + b = 180

Combine like terms: 45 + 45 = 90
90 + 0.75b + b = 180

Combine like terms: 0.75b + b = 1.75b
90 + 1.75b = 180

Solving
90 + 1.75b = 180

Solving for variable 'b'.

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

Add '-90' to each side of the equation.
90 + -90 + 1.75b = 180 + -90

Combine like terms: 90 + -90 = 0
0 + 1.75b = 180 + -90
1.75b = 180 + -90

Combine like terms: 180 + -90 = 90
1.75b = 90

Divide each side by '1.75'.
b = 51.42857143

Simplifying
b = 51.42857143

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