Answer:
r=-3
Step-by-step explanation:
Answer:
The expression you are looking for is: 18+x
Step-by-step explanation:
Answer:
Again, the answer is (1,-2)
Step-by-step explanation:
Substitute the values
Answer:
t = 7 • ± √2 = ± 9.8995
Step-by-step explanation:
Answer:
122
Step-by-step explanation:
for y 11*11 = 121
for x, it's just 1 since 1*1 = 1
and add 121+1