21+4X=49

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Solution for 21+4X=49 equation:


Simplifying
21 + 4X = 49

Solving
21 + 4X = 49

Solving for variable 'X'.

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

Add '-21' to each side of the equation.
21 + -21 + 4X = 49 + -21

Combine like terms: 21 + -21 = 0
0 + 4X = 49 + -21
4X = 49 + -21

Combine like terms: 49 + -21 = 28
4X = 28

Divide each side by '4'.
X = 7

Simplifying
X = 7

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