-0.3+0.8x+4=8

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Solution for -0.3+0.8x+4=8 equation:


Simplifying
-0.3 + 0.8x + 4 = 8

Reorder the terms:
-0.3 + 4 + 0.8x = 8

Combine like terms: -0.3 + 4 = 3.7
3.7 + 0.8x = 8

Solving
3.7 + 0.8x = 8

Solving for variable 'x'.

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

Add '-3.7' to each side of the equation.
3.7 + -3.7 + 0.8x = 8 + -3.7

Combine like terms: 3.7 + -3.7 = 0.0
0.0 + 0.8x = 8 + -3.7
0.8x = 8 + -3.7

Combine like terms: 8 + -3.7 = 4.3
0.8x = 4.3

Divide each side by '0.8'.
x = 5.375

Simplifying
x = 5.375

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