7(x+3)=4(3x-1)

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Solution for 7(x+3)=4(3x-1) equation:


Simplifying
7(x + 3) = 4(3x + -1)

Reorder the terms:
7(3 + x) = 4(3x + -1)
(3 * 7 + x * 7) = 4(3x + -1)
(21 + 7x) = 4(3x + -1)

Reorder the terms:
21 + 7x = 4(-1 + 3x)
21 + 7x = (-1 * 4 + 3x * 4)
21 + 7x = (-4 + 12x)

Solving
21 + 7x = -4 + 12x

Solving for variable 'x'.

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

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

Combine like terms: 7x + -12x = -5x
21 + -5x = -4 + 12x + -12x

Combine like terms: 12x + -12x = 0
21 + -5x = -4 + 0
21 + -5x = -4

Add '-21' to each side of the equation.
21 + -21 + -5x = -4 + -21

Combine like terms: 21 + -21 = 0
0 + -5x = -4 + -21
-5x = -4 + -21

Combine like terms: -4 + -21 = -25
-5x = -25

Divide each side by '-5'.
x = 5

Simplifying
x = 5

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