7(x-3)=2(2x+6)

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Solution for 7(x-3)=2(2x+6) equation:


Simplifying
7(x + -3) = 2(2x + 6)

Reorder the terms:
7(-3 + x) = 2(2x + 6)
(-3 * 7 + x * 7) = 2(2x + 6)
(-21 + 7x) = 2(2x + 6)

Reorder the terms:
-21 + 7x = 2(6 + 2x)
-21 + 7x = (6 * 2 + 2x * 2)
-21 + 7x = (12 + 4x)

Solving
-21 + 7x = 12 + 4x

Solving for variable 'x'.

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

Add '-4x' to each side of the equation.
-21 + 7x + -4x = 12 + 4x + -4x

Combine like terms: 7x + -4x = 3x
-21 + 3x = 12 + 4x + -4x

Combine like terms: 4x + -4x = 0
-21 + 3x = 12 + 0
-21 + 3x = 12

Add '21' to each side of the equation.
-21 + 21 + 3x = 12 + 21

Combine like terms: -21 + 21 = 0
0 + 3x = 12 + 21
3x = 12 + 21

Combine like terms: 12 + 21 = 33
3x = 33

Divide each side by '3'.
x = 11

Simplifying
x = 11

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