3(7x+20Y)+7(-3x+6y)=

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Solution for 3(7x+20Y)+7(-3x+6y)= equation:


Simplifying
3(7x + 20Y) + 7(-3x + 6y) = 0

Reorder the terms:
3(20Y + 7x) + 7(-3x + 6y) = 0
(20Y * 3 + 7x * 3) + 7(-3x + 6y) = 0
(60Y + 21x) + 7(-3x + 6y) = 0
60Y + 21x + (-3x * 7 + 6y * 7) = 0
60Y + 21x + (-21x + 42y) = 0

Combine like terms: 21x + -21x = 0
60Y + 0 + 42y = 0
60Y + 42y = 0

Solving
60Y + 42y = 0

Solving for variable 'Y'.

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

Add '-42y' to each side of the equation.
60Y + 42y + -42y = 0 + -42y

Combine like terms: 42y + -42y = 0
60Y + 0 = 0 + -42y
60Y = 0 + -42y
Remove the zero:
60Y = -42y

Divide each side by '60'.
Y = -0.7y

Simplifying
Y = -0.7y

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