Answer:
4, 6 & 8 / 4, 8 & 10
, / 6, 8 & 10
So 3 triangles
Step-by-step explanation:
The longest side of a triangle has to be greater than the difference of the other 2 sides, and less than the sum of the other 2.
diff < long side < sum
Not equal to, less than & greater than.
Answer:
90
Step-by-step explanation:
To find s4 we find sum of values when n=1,n=2,n=3,n=4
given expression is 
n=1 , plug in 1 for n

n=2

n=3

n=4

Sum of all 4 terms = 6+12+24+48=90
I hope this helps let me know in comments
Answer:
answer is $819
Step-by-step explanation:
I did 1073+1108+x/3=1000 Let me know if this is wrong please !
Answer:
-2( 7x+4)
Step-by-step explanation:
-14x - 8
Factor out -2
-2*7x -2*4
-2( 7x+4)