(14x-21)-(9x-7)=

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Solution for (14x-21)-(9x-7)= equation:


Simplifying
(14x + -21) + -1(9x + -7) = 0

Reorder the terms:
(-21 + 14x) + -1(9x + -7) = 0

Remove parenthesis around (-21 + 14x)
-21 + 14x + -1(9x + -7) = 0

Reorder the terms:
-21 + 14x + -1(-7 + 9x) = 0
-21 + 14x + (-7 * -1 + 9x * -1) = 0
-21 + 14x + (7 + -9x) = 0

Reorder the terms:
-21 + 7 + 14x + -9x = 0

Combine like terms: -21 + 7 = -14
-14 + 14x + -9x = 0

Combine like terms: 14x + -9x = 5x
-14 + 5x = 0

Solving
-14 + 5x = 0

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 + 5x = 0 + 14

Combine like terms: -14 + 14 = 0
0 + 5x = 0 + 14
5x = 0 + 14

Combine like terms: 0 + 14 = 14
5x = 14

Divide each side by '5'.
x = 2.8

Simplifying
x = 2.8

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