4x=-3+21

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Solution for 4x=-3+21 equation: 


Simplifying
4x = -3 + 21

Combine like terms: -3 + 21 = 18
4x = 18

Solving
4x = 18

Solving for variable 'x'.

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

Divide each side by '4'.
x = 4.5

Simplifying
x = 4.5

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