161=2(45+b)

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Solution for 161=2(45+b) equation:


Simplifying
161 = 2(45 + b)
161 = (45 * 2 + b * 2)
161 = (90 + 2b)

Solving
161 = 90 + 2b

Solving for variable 'b'.

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

Add '-2b' to each side of the equation.
161 + -2b = 90 + 2b + -2b

Combine like terms: 2b + -2b = 0
161 + -2b = 90 + 0
161 + -2b = 90

Add '-161' to each side of the equation.
161 + -161 + -2b = 90 + -161

Combine like terms: 161 + -161 = 0
0 + -2b = 90 + -161
-2b = 90 + -161

Combine like terms: 90 + -161 = -71
-2b = -71

Divide each side by '-2'.
b = 35.5

Simplifying
b = 35.5

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