7(2x-4)+3=31

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Solution for 7(2x-4)+3=31 equation:


Simplifying
7(2x + -4) + 3 = 31

Reorder the terms:
7(-4 + 2x) + 3 = 31
(-4 * 7 + 2x * 7) + 3 = 31
(-28 + 14x) + 3 = 31

Reorder the terms:
-28 + 3 + 14x = 31

Combine like terms: -28 + 3 = -25
-25 + 14x = 31

Solving
-25 + 14x = 31

Solving for variable 'x'.

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

Add '25' to each side of the equation.
-25 + 25 + 14x = 31 + 25

Combine like terms: -25 + 25 = 0
0 + 14x = 31 + 25
14x = 31 + 25

Combine like terms: 31 + 25 = 56
14x = 56

Divide each side by '14'.
x = 4

Simplifying
x = 4

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