81+bx-21=3(9x+2x-7)

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Solution for 81+bx-21=3(9x+2x-7) equation:


Simplifying
81 + bx + -21 = 3(9x + 2x + -7)

Reorder the terms:
81 + -21 + bx = 3(9x + 2x + -7)

Combine like terms: 81 + -21 = 60
60 + bx = 3(9x + 2x + -7)

Reorder the terms:
60 + bx = 3(-7 + 9x + 2x)

Combine like terms: 9x + 2x = 11x
60 + bx = 3(-7 + 11x)
60 + bx = (-7 * 3 + 11x * 3)
60 + bx = (-21 + 33x)

Solving
60 + bx = -21 + 33x

Solving for variable 'b'.

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

Add '-60' to each side of the equation.
60 + -60 + bx = -21 + -60 + 33x

Combine like terms: 60 + -60 = 0
0 + bx = -21 + -60 + 33x
bx = -21 + -60 + 33x

Combine like terms: -21 + -60 = -81
bx = -81 + 33x

Divide each side by 'x'.
b = -81x-1 + 33

Simplifying
b = -81x-1 + 33

Reorder the terms:
b = 33 + -81x-1

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