x-7=.4

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Solution for x-7=.4 equation: 


Simplifying
x + -7 = 0.4

Reorder the terms:
-7 + x = 0.4

Solving
-7 + x = 0.4

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 + x = 0.4 + 7

Combine like terms: -7 + 7 = 0
0 + x = 0.4 + 7
x = 0.4 + 7

Combine like terms: 0.4 + 7 = 7.4
x = 7.4

Simplifying
x = 7.4

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