90=3(b-37)

Solution for 90=3(b-37) equation:

Simplifying
90 = 3(b + -37)

Reorder the terms:
90 = 3(-37 + b)
90 = (-37 * 3 + b * 3)
90 = (-111 + 3b)

Solving
90 = -111 + 3b

Solving for variable 'b'.

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

Add '-3b' to each side of the equation.
90 + -3b = -111 + 3b + -3b

Combine like terms: 3b + -3b = 0
90 + -3b = -111 + 0
90 + -3b = -111

Add '-90' to each side of the equation.
90 + -90 + -3b = -111 + -90

Combine like terms: 90 + -90 = 0
0 + -3b = -111 + -90
-3b = -111 + -90

Combine like terms: -111 + -90 = -201
-3b = -201

Divide each side by '-3'.
b = 67

Simplifying
b = 67