2z-19=21

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Solution for 2z-19=21 equation:


2z-19=21

We simplify the equation to the form, which is simple to understand 
2z-19=21

We move all terms containing z to the left and all other terms to the right. 
+2z=+21+19

We simplify left and right side of the equation. 
+2z=+40

We divide both sides of the equation by 2 to get z. 
z=20

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