3(10x+9y)-(3x-4y)=

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Solution for 3(10x+9y)-(3x-4y)= equation:


Simplifying
3(10x + 9y) + -1(3x + -4y) = 0
(10x * 3 + 9y * 3) + -1(3x + -4y) = 0
(30x + 27y) + -1(3x + -4y) = 0
30x + 27y + (3x * -1 + -4y * -1) = 0
30x + 27y + (-3x + 4y) = 0

Reorder the terms:
30x + -3x + 27y + 4y = 0

Combine like terms: 30x + -3x = 27x
27x + 27y + 4y = 0

Combine like terms: 27y + 4y = 31y
27x + 31y = 0

Solving
27x + 31y = 0

Solving for variable 'x'.

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

Add '-31y' to each side of the equation.
27x + 31y + -31y = 0 + -31y

Combine like terms: 31y + -31y = 0
27x + 0 = 0 + -31y
27x = 0 + -31y
Remove the zero:
27x = -31y

Divide each side by '27'.
x = -1.148148148y

Simplifying
x = -1.148148148y

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