55=7x+9

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Solution for 55=7x+9 equation:


Simplifying
55 = 7x + 9

Reorder the terms:
55 = 9 + 7x

Solving
55 = 9 + 7x

Solving for variable 'x'.

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

Add '-7x' to each side of the equation.
55 + -7x = 9 + 7x + -7x

Combine like terms: 7x + -7x = 0
55 + -7x = 9 + 0
55 + -7x = 9

Add '-55' to each side of the equation.
55 + -55 + -7x = 9 + -55

Combine like terms: 55 + -55 = 0
0 + -7x = 9 + -55
-7x = 9 + -55

Combine like terms: 9 + -55 = -46
-7x = -46

Divide each side by '-7'.
x = 6.571428571

Simplifying
x = 6.571428571

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