Try this option:
1. Common view of hyperbola equation is:

2. hyperbolas are: 2x²+4x-5y²-10y+57=0 and -x²+12x+3y²+7y+11=0.
Answer:
a=bc
Step-by-step explanation:
a/b=c
a=bc
Answer:
32
Step-by-step explanation:
The answer would be 32:);)
The answer is either to change the - 1 to 0, or to add + 1 to it next to the - 1.
Answer:
7:12
Step-by-step explanation:
boys=5
girls=7
total=boys+girls
12=5+7
girls:total
7:12