-30=3-8x

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Solution for -30=3-8x equation:


Simplifying
-30 = 3 + -8x

Solving
-30 = 3 + -8x

Solving for variable 'x'.

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

Add '8x' to each side of the equation.
-30 + 8x = 3 + -8x + 8x

Combine like terms: -8x + 8x = 0
-30 + 8x = 3 + 0
-30 + 8x = 3

Add '30' to each side of the equation.
-30 + 30 + 8x = 3 + 30

Combine like terms: -30 + 30 = 0
0 + 8x = 3 + 30
8x = 3 + 30

Combine like terms: 3 + 30 = 33
8x = 33

Divide each side by '8'.
x = 4.125

Simplifying
x = 4.125

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