3x+4y+6x+7y=85+20

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Solution for 3x+4y+6x+7y=85+20 equation:


Simplifying
3x + 4y + 6x + 7y = 85 + 20

Reorder the terms:
3x + 6x + 4y + 7y = 85 + 20

Combine like terms: 3x + 6x = 9x
9x + 4y + 7y = 85 + 20

Combine like terms: 4y + 7y = 11y
9x + 11y = 85 + 20

Combine like terms: 85 + 20 = 105
9x + 11y = 105

Solving
9x + 11y = 105

Solving for variable 'x'.

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

Add '-11y' to each side of the equation.
9x + 11y + -11y = 105 + -11y

Combine like terms: 11y + -11y = 0
9x + 0 = 105 + -11y
9x = 105 + -11y

Divide each side by '9'.
x = 11.66666667 + -1.222222222y

Simplifying
x = 11.66666667 + -1.222222222y

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