7(x+3)-3(4x+9)=14

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Solution for 7(x+3)-3(4x+9)=14 equation:


Simplifying
7(x + 3) + -3(4x + 9) = 14

Reorder the terms:
7(3 + x) + -3(4x + 9) = 14
(3 * 7 + x * 7) + -3(4x + 9) = 14
(21 + 7x) + -3(4x + 9) = 14

Reorder the terms:
21 + 7x + -3(9 + 4x) = 14
21 + 7x + (9 * -3 + 4x * -3) = 14
21 + 7x + (-27 + -12x) = 14

Reorder the terms:
21 + -27 + 7x + -12x = 14

Combine like terms: 21 + -27 = -6
-6 + 7x + -12x = 14

Combine like terms: 7x + -12x = -5x
-6 + -5x = 14

Solving
-6 + -5x = 14

Solving for variable 'x'.

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

Add '6' to each side of the equation.
-6 + 6 + -5x = 14 + 6

Combine like terms: -6 + 6 = 0
0 + -5x = 14 + 6
-5x = 14 + 6

Combine like terms: 14 + 6 = 20
-5x = 20

Divide each side by '-5'.
x = -4

Simplifying
x = -4

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