5-2(3x+7)=40

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Solution for 5-2(3x+7)=40 equation:


Simplifying
5 + -2(3x + 7) = 40

Reorder the terms:
5 + -2(7 + 3x) = 40
5 + (7 * -2 + 3x * -2) = 40
5 + (-14 + -6x) = 40

Combine like terms: 5 + -14 = -9
-9 + -6x = 40

Solving
-9 + -6x = 40

Solving for variable 'x'.

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

Add '9' to each side of the equation.
-9 + 9 + -6x = 40 + 9

Combine like terms: -9 + 9 = 0
0 + -6x = 40 + 9
-6x = 40 + 9

Combine like terms: 40 + 9 = 49
-6x = 49

Divide each side by '-6'.
x = -8.166666667

Simplifying
x = -8.166666667

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