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2x-3 equals 10x plus 21?
2x-3=10x+21 2x-3-2x=10x+21-2x -3=8x+21 -3-21=8x+21-21 -24=8x -3=x
How do you turn 5 and 3-7ths into a multiplicative and a additive inverse?
38/7 x 7/38 = 1 = multiplicative inverse 38/7 + -38/7 = 0 = additive inverse
What is 21 multiplied by 3?
21 x 3 = 63
What is 6 21 reduced into a mixed number?
6/21 reduces to 2/7 ( divide by 3) 21/6 = 3 3/6 = 3 1/2 . ( divide 6 into 21-- it goes time with a remainder of 3. )
Express ratio in lowest term 7 21?
As 21 is 3 x 7 the ratio 7:21 = 1:3
What is 2 7ths multiplied by 21 50th?
2/7 * 21/50 = 3/25
What is six 7ths take one third?
6/7 -1/3 = 18/21 - 7/21 = 11/21
What is 4 7ths add 3 9ths?
19/21. 4/7 + 3/9 = 36/63 + 21/63 = 57/63 = 19/21.
What is 6 7ths of 21?
18
How do you simplify 3 7ths X 7 3rds?
3/7 * 7/3 multiply through = 21/21 which, of course = 1 ---------------- you could have just eliminated the factors in a crosswise fashion
What are the fractions that are equivalent to 3-7ths?
10
What are 3 and 6th 7ths in a inproper fraction?
3 6/7 means that there is 7 3 times and 6 7ths of a seven. So you multiply 7*3 which would equal 21 and add 6 to that which equals 27. Then you would put that number over 7 to make 27/7.
What is 3-7ths of 700?
300
How do you find 3 7ths of somethimg?
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What is 5 7ths plus 3 14ths?
5 7ths = 10 14ths 10/14 + 3/14= 13-14
Is 3 5ths bigger than 3 7ths?
yes
What is greater 3 7ths or 3 8ths?
3/7 is greater.
