7x-1+2y+10=90

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Solution for 7x-1+2y+10=90 equation:


Simplifying
7x + -1 + 2y + 10 = 90

Reorder the terms:
-1 + 10 + 7x + 2y = 90

Combine like terms: -1 + 10 = 9
9 + 7x + 2y = 90

Solving
9 + 7x + 2y = 90

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 + 7x + -9 + 2y = 90 + -9

Reorder the terms:
9 + -9 + 7x + 2y = 90 + -9

Combine like terms: 9 + -9 = 0
0 + 7x + 2y = 90 + -9
7x + 2y = 90 + -9

Combine like terms: 90 + -9 = 81
7x + 2y = 81

Add '-2y' to each side of the equation.
7x + 2y + -2y = 81 + -2y

Combine like terms: 2y + -2y = 0
7x + 0 = 81 + -2y
7x = 81 + -2y

Divide each side by '7'.
x = 11.57142857 + -0.2857142857y

Simplifying
x = 11.57142857 + -0.2857142857y

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