10x(-2)-8=28

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Solution for 10x(-2)-8=28 equation:


Simplifying
10x(-2) + -8 = 28

Reorder the terms for easier multiplication:
10 * -2x + -8 = 28

Multiply 10 * -2
-20x + -8 = 28

Reorder the terms:
-8 + -20x = 28

Solving
-8 + -20x = 28

Solving for variable 'x'.

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

Add '8' to each side of the equation.
-8 + 8 + -20x = 28 + 8

Combine like terms: -8 + 8 = 0
0 + -20x = 28 + 8
-20x = 28 + 8

Combine like terms: 28 + 8 = 36
-20x = 36

Divide each side by '-20'.
x = -1.8

Simplifying
x = -1.8

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