3b+45+(-0.75b)=180

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Solution for 3b+45+(-0.75b)=180 equation:


Simplifying
3b + 45 + (-0.75b) = 180

Reorder the terms:
45 + 3b + (-0.75b) = 180

Combine like terms: 3b + (-0.75b) = 2.25b
45 + 2.25b = 180

Solving
45 + 2.25b = 180

Solving for variable 'b'.

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

Add '-45' to each side of the equation.
45 + -45 + 2.25b = 180 + -45

Combine like terms: 45 + -45 = 0
0 + 2.25b = 180 + -45
2.25b = 180 + -45

Combine like terms: 180 + -45 = 135
2.25b = 135

Divide each side by '2.25'.
b = 60

Simplifying
b = 60

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