3x-5=4x+21+z

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Solution for 3x-5=4x+21+z equation:


Simplifying
3x + -5 = 4x + 21 + z

Reorder the terms:
-5 + 3x = 4x + 21 + z

Reorder the terms:
-5 + 3x = 21 + 4x + z

Solving
-5 + 3x = 21 + 4x + z

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.
-5 + 3x + -4x = 21 + 4x + -4x + z

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

Combine like terms: 4x + -4x = 0
-5 + -1x = 21 + 0 + z
-5 + -1x = 21 + z

Add '5' to each side of the equation.
-5 + 5 + -1x = 21 + 5 + z

Combine like terms: -5 + 5 = 0
0 + -1x = 21 + 5 + z
-1x = 21 + 5 + z

Combine like terms: 21 + 5 = 26
-1x = 26 + z

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

Simplifying
x = -26 + -1z

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