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

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


Simplifying
3(x + -7) + 4x = 5x + -1(x + -3)

Reorder the terms:
3(-7 + x) + 4x = 5x + -1(x + -3)
(-7 * 3 + x * 3) + 4x = 5x + -1(x + -3)
(-21 + 3x) + 4x = 5x + -1(x + -3)

Combine like terms: 3x + 4x = 7x
-21 + 7x = 5x + -1(x + -3)

Reorder the terms:
-21 + 7x = 5x + -1(-3 + x)
-21 + 7x = 5x + (-3 * -1 + x * -1)
-21 + 7x = 5x + (3 + -1x)

Reorder the terms:
-21 + 7x = 3 + 5x + -1x

Combine like terms: 5x + -1x = 4x
-21 + 7x = 3 + 4x

Solving
-21 + 7x = 3 + 4x

Solving for variable 'x'.

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

Add '-4x' to each side of the equation.
-21 + 7x + -4x = 3 + 4x + -4x

Combine like terms: 7x + -4x = 3x
-21 + 3x = 3 + 4x + -4x

Combine like terms: 4x + -4x = 0
-21 + 3x = 3 + 0
-21 + 3x = 3

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

Combine like terms: -21 + 21 = 0
0 + 3x = 3 + 21
3x = 3 + 21

Combine like terms: 3 + 21 = 24
3x = 24

Divide each side by '3'.
x = 8

Simplifying
x = 8

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