Best Answer

2(x+9)=56

2x+18=56

-18 -18

2x=18

x=9

check:

2(9+9)=56

2(18)=56

56=56 :)

Q: What is two times the sum of a number and 9 results in 56?

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18

That's the distributive property.

21

Let's call the number XTwice the number would be 2XFour times the same number would be 4XThe sum of these two is 2X + 4X = 6XThe answer is therefore six times the number.

You get the sum of 11 two ways; 5,6 and 6,5.

Related questions

x+2x3x

18

The sum of two number times a third numberis equal to the sum of each addend times the third number

That's the distributive property.

It is either two times the number or 0.

Let x represent the number. 2 times the number would be 2x, and 5 times the number would be 5x. The sum of the two would be 2X + 5x = 7x

(-8,1)

21

Let's call the number XTwice the number would be 2XFour times the same number would be 4XThe sum of these two is 2X + 4X = 6XThe answer is therefore six times the number.

You get the sum of 11 two ways; 5,6 and 6,5.

one number is 4 less than eleven times another the sum of the two numbers is 92. Find the numbers.

i think it is if you simlify it the answer would be x+(-2)>8 your welcome aislinn