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

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


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

Reorder the terms:
3(-7 + x) = 7(5x + 4)
(-7 * 3 + x * 3) = 7(5x + 4)
(-21 + 3x) = 7(5x + 4)

Reorder the terms:
-21 + 3x = 7(4 + 5x)
-21 + 3x = (4 * 7 + 5x * 7)
-21 + 3x = (28 + 35x)

Solving
-21 + 3x = 28 + 35x

Solving for variable 'x'.

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

Add '-35x' to each side of the equation.
-21 + 3x + -35x = 28 + 35x + -35x

Combine like terms: 3x + -35x = -32x
-21 + -32x = 28 + 35x + -35x

Combine like terms: 35x + -35x = 0
-21 + -32x = 28 + 0
-21 + -32x = 28

Add '21' to each side of the equation.
-21 + 21 + -32x = 28 + 21

Combine like terms: -21 + 21 = 0
0 + -32x = 28 + 21
-32x = 28 + 21

Combine like terms: 28 + 21 = 49
-32x = 49

Divide each side by '-32'.
x = -1.53125

Simplifying
x = -1.53125

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