(7x+12)+(10x-14)=21x-10

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Solution for (7x+12)+(10x-14)=21x-10 equation:


Simplifying
(7x + 12) + (10x + -14) = 21x + -10

Reorder the terms:
(12 + 7x) + (10x + -14) = 21x + -10

Remove parenthesis around (12 + 7x)
12 + 7x + (10x + -14) = 21x + -10

Reorder the terms:
12 + 7x + (-14 + 10x) = 21x + -10

Remove parenthesis around (-14 + 10x)
12 + 7x + -14 + 10x = 21x + -10

Reorder the terms:
12 + -14 + 7x + 10x = 21x + -10

Combine like terms: 12 + -14 = -2
-2 + 7x + 10x = 21x + -10

Combine like terms: 7x + 10x = 17x
-2 + 17x = 21x + -10

Reorder the terms:
-2 + 17x = -10 + 21x

Solving
-2 + 17x = -10 + 21x

Solving for variable 'x'.

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

Add '-21x' to each side of the equation.
-2 + 17x + -21x = -10 + 21x + -21x

Combine like terms: 17x + -21x = -4x
-2 + -4x = -10 + 21x + -21x

Combine like terms: 21x + -21x = 0
-2 + -4x = -10 + 0
-2 + -4x = -10

Add '2' to each side of the equation.
-2 + 2 + -4x = -10 + 2

Combine like terms: -2 + 2 = 0
0 + -4x = -10 + 2
-4x = -10 + 2

Combine like terms: -10 + 2 = -8
-4x = -8

Divide each side by '-4'.
x = 2

Simplifying
x = 2

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