Step-by-step explanation:
2×9n=18n
2×-6=-12
52-12+18n= 38 +18n
2×7n=14n
8×2=16
14n+16
38+18n=14n+16
subtract 14n from 14n and 18n
38+4n=16
subtract 38 from 38 and 16
4n=-22
divide each side by 4
n= -5.5
You can make 3 and 3/7 into a improper fraction as 24/7 by multiplying 7 by 3 which is 21 and then adding that to 3 which gives you to answer 24/7. To find the reciprocal you simply flip the fraction which gives you 7/24
Answer:
1
Step-by-step explanation:
Answer:
Step-by-step explanation:
here is a solution :
Answer:
55
Step-by-step explanation:
9x + 1 = 7x + 13
x = 6
UW = 42+13
= 55
The two triangles are of congruent (SAS)
