5+7(ac+3b)+3ac=0

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Solution for 5+7(ac+3b)+3ac=0 equation:


Simplifying
5 + 7(ac + 3b) + 3ac = 0
5 + (ac * 7 + 3b * 7) + 3ac = 0
5 + (7ac + 21b) + 3ac = 0

Reorder the terms:
5 + 7ac + 3ac + 21b = 0

Combine like terms: 7ac + 3ac = 10ac
5 + 10ac + 21b = 0

Solving
5 + 10ac + 21b = 0

Solving for variable 'a'.

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

Add '-5' to each side of the equation.
5 + 10ac + -5 + 21b = 0 + -5

Reorder the terms:
5 + -5 + 10ac + 21b = 0 + -5

Combine like terms: 5 + -5 = 0
0 + 10ac + 21b = 0 + -5
10ac + 21b = 0 + -5

Combine like terms: 0 + -5 = -5
10ac + 21b = -5

Add '-21b' to each side of the equation.
10ac + 21b + -21b = -5 + -21b

Combine like terms: 21b + -21b = 0
10ac + 0 = -5 + -21b
10ac = -5 + -21b

Divide each side by '10c'.
a = -0.5c-1 + -2.1bc-1

Simplifying
a = -0.5c-1 + -2.1bc-1

Reorder the terms:
a = -2.1bc-1 + -0.5c-1

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