21x+-3+24+56x=-15+78x

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Solution for 21x+-3+24+56x=-15+78x equation:


Simplifying
21x + -3 + 24 + 56x = -15 + 78x

Reorder the terms:
-3 + 24 + 21x + 56x = -15 + 78x

Combine like terms: -3 + 24 = 21
21 + 21x + 56x = -15 + 78x

Combine like terms: 21x + 56x = 77x
21 + 77x = -15 + 78x

Solving
21 + 77x = -15 + 78x

Solving for variable 'x'.

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

Add '-78x' to each side of the equation.
21 + 77x + -78x = -15 + 78x + -78x

Combine like terms: 77x + -78x = -1x
21 + -1x = -15 + 78x + -78x

Combine like terms: 78x + -78x = 0
21 + -1x = -15 + 0
21 + -1x = -15

Add '-21' to each side of the equation.
21 + -21 + -1x = -15 + -21

Combine like terms: 21 + -21 = 0
0 + -1x = -15 + -21
-1x = -15 + -21

Combine like terms: -15 + -21 = -36
-1x = -36

Divide each side by '-1'.
x = 36

Simplifying
x = 36

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