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Subjects>Math>Math & Arithmetic

What Is 9 plus x equals 21 for x equals 11?

Updated: 12/10/2022

Wiki User

∙ 12y ago

Best Answer

x â‰ 11

9 + x = 21

9 + x - 9 = 21 - 9

x = 12

Wiki User

∙ 12y ago

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If x equals 5 and y equals 9 then 2x plus 11 equals?

X=5Y= 92x + 11= ?2(5)+11=?10+11= 21

What is 11 plus 5-10 plus 20-9 plus 14-10 equals?

11 plus 5-10 plus 20-9 plus 14-10 is equal to 21

What is 12 plus 9 equals?

12 plus 9 equals 21.

Solve a plus 9 equals 21?

A + 9 = 21 A = 21 - 9 A = 12

What is the answer for x plus 9 plus 5x equals 21 plus 2x?

If: x+9+5x = 21+2x Then: x = 3

Related questions

9 plus x equals 21 for x equals 11?

This is not correct. If x=11, then 9+x=20. In order for 9+x=21 to be correct, x would have to be equal to 12.

If x equals 5 and y equals 9 then 2x plus 11 equals?

X=5Y= 92x + 11= ?2(5)+11=?10+11= 21

What is 11 plus 5-10 plus 20-9 plus 14-10 equals?

11 plus 5-10 plus 20-9 plus 14-10 is equal to 21

What is 12 plus 9 equals?

12 plus 9 equals 21.

Solve a plus 9 equals 21?

A + 9 = 21 A = 21 - 9 A = 12

What is 11 plus 7 plus 9 equals?

11 + 7 + 9 = 27

What is 9 plus 5 plus 7 equals?

21

5 plus 7 plus 9 equals?

21

What is the answer for x plus 9 plus 5x equals 21 plus 2x?

If: x+9+5x = 21+2x Then: x = 3

Can you mathematically prove 9 plus 10 equals 21?

No you can not prove that 9 +10 = 21.

What is the answer to the equation 2x plus 3 equals 9 x equals?

21

9 plus ten equals 21?

No, because 9+10 = 19

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