8.2=7x+8.9

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Solution for 8.2=7x+8.9 equation:


Simplifying
8.2 = 7x + 8.9

Reorder the terms:
8.2 = 8.9 + 7x

Solving
8.2 = 8.9 + 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.
8.2 + -7x = 8.9 + 7x + -7x

Combine like terms: 7x + -7x = 0
8.2 + -7x = 8.9 + 0
8.2 + -7x = 8.9

Add '-8.2' to each side of the equation.
8.2 + -8.2 + -7x = 8.9 + -8.2

Combine like terms: 8.2 + -8.2 = 0.0
0.0 + -7x = 8.9 + -8.2
-7x = 8.9 + -8.2

Combine like terms: 8.9 + -8.2 = 0.7
-7x = 0.7

Divide each side by '-7'.
x = -0.1

Simplifying
x = -0.1

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