81=-9(j+87)

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Solution for 81=-9(j+87) equation:


Simplifying
81 = -9(j + 87)

Reorder the terms:
81 = -9(87 + j)
81 = (87 * -9 + j * -9)
81 = (-783 + -9j)

Solving
81 = -783 + -9j

Solving for variable 'j'.

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

Add '9j' to each side of the equation.
81 + 9j = -783 + -9j + 9j

Combine like terms: -9j + 9j = 0
81 + 9j = -783 + 0
81 + 9j = -783

Add '-81' to each side of the equation.
81 + -81 + 9j = -783 + -81

Combine like terms: 81 + -81 = 0
0 + 9j = -783 + -81
9j = -783 + -81

Combine like terms: -783 + -81 = -864
9j = -864

Divide each side by '9'.
j = -96

Simplifying
j = -96

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