21
let x be the anglelet y be the supplementx = 2y - 54x + y = 1802y - 54 + y = 1803y = 234y = 78x = 180 - 78x = 102The measure of the angle is 102
How about: 1*21 = 21 or 3*7 = 21
The mathematical statement 31 plus 21 equals 52 as a total.
The statement 10 plus 21 equals 31 in total. It can also be written as 10 + 21 = 31.
Grouping like terms, -73x = 68 Therefore, 68/-73 = x x = -0.93150684 recurring (that is, -0.9315068493150684...)
21 equals dots on a dice
28*21 equals 84
21
5q-29 equals 21 5q equals 50 q = 5
21
21 feet equals 6.4008 metres.
3 and 7 multiplies to 21 and equals to 10
To solve the equation 9x = 21, you would first need to isolate the variable x by dividing both sides by 9. This would give you x = 21/9, which simplifies to x = 7/3 or x = 2.33 (rounded to two decimal places). Therefore, the value of x that satisfies the equation 9x = 21 is x = 7/3 or x = 2.33.
let x be the anglelet y be the supplementx = 2y - 54x + y = 1802y - 54 + y = 1803y = 234y = 78x = 180 - 78x = 102The measure of the angle is 102
How about: 1*21 = 21 or 3*7 = 21
x = ab x = 21*37 x = 777