7x-3(4x-3)=7(3x+5)

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Solution for 7x-3(4x-3)=7(3x+5) equation:


Simplifying
7x + -3(4x + -3) = 7(3x + 5)

Reorder the terms:
7x + -3(-3 + 4x) = 7(3x + 5)
7x + (-3 * -3 + 4x * -3) = 7(3x + 5)
7x + (9 + -12x) = 7(3x + 5)

Reorder the terms:
9 + 7x + -12x = 7(3x + 5)

Combine like terms: 7x + -12x = -5x
9 + -5x = 7(3x + 5)

Reorder the terms:
9 + -5x = 7(5 + 3x)
9 + -5x = (5 * 7 + 3x * 7)
9 + -5x = (35 + 21x)

Solving
9 + -5x = 35 + 21x

Solving for variable 'x'.

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

Add '-21x' to each side of the equation.
9 + -5x + -21x = 35 + 21x + -21x

Combine like terms: -5x + -21x = -26x
9 + -26x = 35 + 21x + -21x

Combine like terms: 21x + -21x = 0
9 + -26x = 35 + 0
9 + -26x = 35

Add '-9' to each side of the equation.
9 + -9 + -26x = 35 + -9

Combine like terms: 9 + -9 = 0
0 + -26x = 35 + -9
-26x = 35 + -9

Combine like terms: 35 + -9 = 26
-26x = 26

Divide each side by '-26'.
x = -1

Simplifying
x = -1

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