7x+1-5y=9

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Solution for 7x+1-5y=9 equation:


Simplifying
7x + 1 + -5y = 9

Reorder the terms:
1 + 7x + -5y = 9

Solving
1 + 7x + -5y = 9

Solving for variable 'x'.

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

Add '-1' to each side of the equation.
1 + 7x + -1 + -5y = 9 + -1

Reorder the terms:
1 + -1 + 7x + -5y = 9 + -1

Combine like terms: 1 + -1 = 0
0 + 7x + -5y = 9 + -1
7x + -5y = 9 + -1

Combine like terms: 9 + -1 = 8
7x + -5y = 8

Add '5y' to each side of the equation.
7x + -5y + 5y = 8 + 5y

Combine like terms: -5y + 5y = 0
7x + 0 = 8 + 5y
7x = 8 + 5y

Divide each side by '7'.
x = 1.142857143 + 0.7142857143y

Simplifying
x = 1.142857143 + 0.7142857143y

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