10x-12+28=90

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Solution for 10x-12+28=90 equation:


Simplifying
10x + -12 + 28 = 90

Reorder the terms:
-12 + 28 + 10x = 90

Combine like terms: -12 + 28 = 16
16 + 10x = 90

Solving
16 + 10x = 90

Solving for variable 'x'.

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

Add '-16' to each side of the equation.
16 + -16 + 10x = 90 + -16

Combine like terms: 16 + -16 = 0
0 + 10x = 90 + -16
10x = 90 + -16

Combine like terms: 90 + -16 = 74
10x = 74

Divide each side by '10'.
x = 7.4

Simplifying
x = 7.4

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