3(2x+7)+9=7(4x+6)

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Solution for 3(2x+7)+9=7(4x+6) equation:


Simplifying
3(2x + 7) + 9 = 7(4x + 6)

Reorder the terms:
3(7 + 2x) + 9 = 7(4x + 6)
(7 * 3 + 2x * 3) + 9 = 7(4x + 6)
(21 + 6x) + 9 = 7(4x + 6)

Reorder the terms:
21 + 9 + 6x = 7(4x + 6)

Combine like terms: 21 + 9 = 30
30 + 6x = 7(4x + 6)

Reorder the terms:
30 + 6x = 7(6 + 4x)
30 + 6x = (6 * 7 + 4x * 7)
30 + 6x = (42 + 28x)

Solving
30 + 6x = 42 + 28x

Solving for variable 'x'.

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

Add '-28x' to each side of the equation.
30 + 6x + -28x = 42 + 28x + -28x

Combine like terms: 6x + -28x = -22x
30 + -22x = 42 + 28x + -28x

Combine like terms: 28x + -28x = 0
30 + -22x = 42 + 0
30 + -22x = 42

Add '-30' to each side of the equation.
30 + -30 + -22x = 42 + -30

Combine like terms: 30 + -30 = 0
0 + -22x = 42 + -30
-22x = 42 + -30

Combine like terms: 42 + -30 = 12
-22x = 12

Divide each side by '-22'.
x = -0.5454545455

Simplifying
x = -0.5454545455

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