3.2x+7=8.4

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Solution for 3.2x+7=8.4 equation: 


Simplifying
3.2x + 7 = 8.4

Reorder the terms:
7 + 3.2x = 8.4

Solving
7 + 3.2x = 8.4

Solving for variable 'x'.

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

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

Combine like terms: 7 + -7 = 0
0 + 3.2x = 8.4 + -7
3.2x = 8.4 + -7

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

Divide each side by '3.2'.
x = 0.4375

Simplifying
x = 0.4375

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