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the unknown number is 30 as 50 = x +2(10) so 50 = x+20 so 30 = x
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What is a perimeter 5 8 plus unknown number equals what?
If a perimeter of 8 is obtained by adding 5 and unknown number, then the unknown number is 3.2.
The reciprocal of a number plus the reciprocal of twice the number equals three tenths?
5
The reciprocal of a number plus the reciprocal of twice the number equalsone half Find the number?
The reciprocal of a number plus the reciprocal of twice the number equals Find the number. 1/2 find the number
What is the algebraic equation for a number plus eighteen equals twice the number?
If: x+18 = 2x Then: x = 18
What is 38 plus a number equals 59?
38 + a number = 59 so the unknown number = 59 - 38 = 21
The reciprocal of a number plus the reciprocal of twice the number equalshe reciprocal of a number plus the reciprocal of twice the number equals one half?
If the question contains a typing error and should read, "The reciprocal of a number plus the reciprocal of twice the number equals one half ?" Then let 'n' be the number.1/n + 1/2n = 1/2 : Multiply by 2n2 + 1 = n : n = 3NOTE : 1/3 + 1/6 = 1/2The answer is 3.
What number plus 15 equals -12?
3
What expression represents twice a number n plus three?
twice a number n is 2n plus 3 is + 3 → twice a number n plus 3 is 2n + 3.
What is 7.61 plus 2.69 plus what equals 15.45?
5.15Let the unknown number be n.7.61 + 2.69 + n = 15.4510.30 + n = 15.45n = 15.45 - 10.30n = 5.15
6d-3d plus 2d equals 35 what is the unknown?
12
The fifth number plus the third number equals fourteen.The fourth number is one more than the second number.The first number is one less than twice the second number.The second number plus the third n?
74658
Twice a number plus 3 equals 15?
2x + 3 = 15- 3 from both sides2x = 12divide both sides by 2x = 6
