3.8x-5+4.2x+6=-15

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Solution for 3.8x-5+4.2x+6=-15 equation:


Simplifying
3.8x + -5 + 4.2x + 6 = -15

Reorder the terms:
-5 + 6 + 3.8x + 4.2x = -15

Combine like terms: -5 + 6 = 1
1 + 3.8x + 4.2x = -15

Combine like terms: 3.8x + 4.2x = 8x
1 + 8x = -15

Solving
1 + 8x = -15

Solving for variable 'x'.

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

Add '-1' to each side of the equation.
1 + -1 + 8x = -15 + -1

Combine like terms: 1 + -1 = 0
0 + 8x = -15 + -1
8x = -15 + -1

Combine like terms: -15 + -1 = -16
8x = -16

Divide each side by '8'.
x = -2

Simplifying
x = -2

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