2x+7x+2.1=12

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Solution for 2x+7x+2.1=12 equation:


Simplifying
2x + 7x + 2.1 = 12

Reorder the terms:
2.1 + 2x + 7x = 12

Combine like terms: 2x + 7x = 9x
2.1 + 9x = 12

Solving
2.1 + 9x = 12

Solving for variable 'x'.

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

Add '-2.1' to each side of the equation.
2.1 + -2.1 + 9x = 12 + -2.1

Combine like terms: 2.1 + -2.1 = 0.0
0.0 + 9x = 12 + -2.1
9x = 12 + -2.1

Combine like terms: 12 + -2.1 = 9.9
9x = 9.9

Divide each side by '9'.
x = 1.1

Simplifying
x = 1.1

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