Consecutive numbers are 1 apart
they are
x,x+1,x+2,x+3,x+4
average is 21
(x+x+1+x+2+x+3+x+4)/5=21
(5x+10)/5=21
times both sides by 5
5x+10=105
minus 10 both sides
5x=95
divide both sides by 5
x=19
x+1=20
x+2=21
x+3=22
x+4=23
the smallest number is 19
This is a trapezium with congruent unparallel lines.
6/12 is equal to 6 over 12 or .5 or 1/2 when reduced
What do you need help with? I'm looking for points mate..
-8 the point on the line with Y=4
