3.2x+8.4=7

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Solution for 3.2x+8.4=7 equation: 


Simplifying
3.2x + 8.4 = 7

Reorder the terms:
8.4 + 3.2x = 7

Solving
8.4 + 3.2x = 7

Solving for variable 'x'.

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

Add '-8.4' to each side of the equation.
8.4 + -8.4 + 3.2x = 7 + -8.4

Combine like terms: 8.4 + -8.4 = 0.0
0.0 + 3.2x = 7 + -8.4
3.2x = 7 + -8.4

Combine like terms: 7 + -8.4 = -1.4
3.2x = -1.4

Divide each side by '3.2'.
x = -0.4375

Simplifying
x = -0.4375

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