2(1)+2x+7(-2)=0

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Solution for 2(1)+2x+7(-2)=0 equation:


Simplifying
2(1) + 2x + 7(-2) = 0

Multiply 2 * 1
2 + 2x + 7(-2) = 0

Multiply 7 * -2
2 + 2x + -14 = 0

Reorder the terms:
2 + -14 + 2x = 0

Combine like terms: 2 + -14 = -12
-12 + 2x = 0

Solving
-12 + 2x = 0

Solving for variable 'x'.

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

Add '12' to each side of the equation.
-12 + 12 + 2x = 0 + 12

Combine like terms: -12 + 12 = 0
0 + 2x = 0 + 12
2x = 0 + 12

Combine like terms: 0 + 12 = 12
2x = 12

Divide each side by '2'.
x = 6

Simplifying
x = 6

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