5x+7y+9=13

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Solution for 5x+7y+9=13 equation:


Simplifying
5x + 7y + 9 = 13

Reorder the terms:
9 + 5x + 7y = 13

Solving
9 + 5x + 7y = 13

Solving for variable 'x'.

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

Add '-9' to each side of the equation.
9 + 5x + -9 + 7y = 13 + -9

Reorder the terms:
9 + -9 + 5x + 7y = 13 + -9

Combine like terms: 9 + -9 = 0
0 + 5x + 7y = 13 + -9
5x + 7y = 13 + -9

Combine like terms: 13 + -9 = 4
5x + 7y = 4

Add '-7y' to each side of the equation.
5x + 7y + -7y = 4 + -7y

Combine like terms: 7y + -7y = 0
5x + 0 = 4 + -7y
5x = 4 + -7y

Divide each side by '5'.
x = 0.8 + -1.4y

Simplifying
x = 0.8 + -1.4y

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