-4x-7+6x+21=28

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Solution for -4x-7+6x+21=28 equation:


Simplifying
-4x + -7 + 6x + 21 = 28

Reorder the terms:
-7 + 21 + -4x + 6x = 28

Combine like terms: -7 + 21 = 14
14 + -4x + 6x = 28

Combine like terms: -4x + 6x = 2x
14 + 2x = 28

Solving
14 + 2x = 28

Solving for variable 'x'.

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

Add '-14' to each side of the equation.
14 + -14 + 2x = 28 + -14

Combine like terms: 14 + -14 = 0
0 + 2x = 28 + -14
2x = 28 + -14

Combine like terms: 28 + -14 = 14
2x = 14

Divide each side by '2'.
x = 7

Simplifying
x = 7

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