ab+bc+cd=75

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Solution for ab+bc+cd=75 equation:


Simplifying
ab + bc + cd = 75

Solving
ab + bc + cd = 75

Solving for variable 'a'.

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

Add '-1bc' to each side of the equation.
ab + bc + -1bc + cd = 75 + -1bc

Combine like terms: bc + -1bc = 0
ab + 0 + cd = 75 + -1bc
ab + cd = 75 + -1bc

Add '-1cd' to each side of the equation.
ab + cd + -1cd = 75 + -1bc + -1cd

Combine like terms: cd + -1cd = 0
ab + 0 = 75 + -1bc + -1cd
ab = 75 + -1bc + -1cd

Divide each side by 'b'.
a = 75b-1 + -1c + -1b-1cd

Simplifying
a = 75b-1 + -1c + -1b-1cd

Reorder the terms:
a = 75b-1 + -1b-1cd + -1c

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