(7x-2)+(x+4)=

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Solution for (7x-2)+(x+4)= equation:


Simplifying
(7x + -2) + (x + 4) = 0

Reorder the terms:
(-2 + 7x) + (x + 4) = 0

Remove parenthesis around (-2 + 7x)
-2 + 7x + (x + 4) = 0

Reorder the terms:
-2 + 7x + (4 + x) = 0

Remove parenthesis around (4 + x)
-2 + 7x + 4 + x = 0

Reorder the terms:
-2 + 4 + 7x + x = 0

Combine like terms: -2 + 4 = 2
2 + 7x + x = 0

Combine like terms: 7x + x = 8x
2 + 8x = 0

Solving
2 + 8x = 0

Solving for variable 'x'.

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

Add '-2' to each side of the equation.
2 + -2 + 8x = 0 + -2

Combine like terms: 2 + -2 = 0
0 + 8x = 0 + -2
8x = 0 + -2

Combine like terms: 0 + -2 = -2
8x = -2

Divide each side by '8'.
x = -0.25

Simplifying
x = -0.25

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