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

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


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

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

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

Solving
7 + 4x = -12 + 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.
7 + 4x + -21x = -12 + 21x + -21x

Combine like terms: 4x + -21x = -17x
7 + -17x = -12 + 21x + -21x

Combine like terms: 21x + -21x = 0
7 + -17x = -12 + 0
7 + -17x = -12

Add '-7' to each side of the equation.
7 + -7 + -17x = -12 + -7

Combine like terms: 7 + -7 = 0
0 + -17x = -12 + -7
-17x = -12 + -7

Combine like terms: -12 + -7 = -19
-17x = -19

Divide each side by '-17'.
x = 1.117647059

Simplifying
x = 1.117647059

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