it equals 21
1, 6, 11, 16 and 21
1
6
21, sigh.
-5
-1
This equals 6, if you are referring to the sum.
3X + 6 = 21 subtract 6 from each side 3X = 15 divide both sides integers by 3 X = 5 =======check 3(5) + 6 = 21 15 + 6 = 21 21 = 21 ========checks
6
It equals 1/5. 6/7 divided by 5/14 change 7 to 1, and 14 to7 6/1 divided by 7/5 = 1/5.
5-(-1) = 6