7x+4=3(x+18)

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Solution for 7x+4=3(x+18) equation:


Simplifying
7x + 4 = 3(x + 18)

Reorder the terms:
4 + 7x = 3(x + 18)

Reorder the terms:
4 + 7x = 3(18 + x)
4 + 7x = (18 * 3 + x * 3)
4 + 7x = (54 + 3x)

Solving
4 + 7x = 54 + 3x

Solving for variable 'x'.

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

Add '-3x' to each side of the equation.
4 + 7x + -3x = 54 + 3x + -3x

Combine like terms: 7x + -3x = 4x
4 + 4x = 54 + 3x + -3x

Combine like terms: 3x + -3x = 0
4 + 4x = 54 + 0
4 + 4x = 54

Add '-4' to each side of the equation.
4 + -4 + 4x = 54 + -4

Combine like terms: 4 + -4 = 0
0 + 4x = 54 + -4
4x = 54 + -4

Combine like terms: 54 + -4 = 50
4x = 50

Divide each side by '4'.
x = 12.5

Simplifying
x = 12.5

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