Use long addition to evaluate: the answer is 18
3) Vertex: (-7, 0) Axis of Symmetry: x=-7
6) Vertex: (-2, -1) Axis of Symmetry: x=-2
Answer:
14 2/3
Step-by-step explanation:
.....................
Answer:
The number of adults is 
Step-by-step explanation:
Let
x------> the number of children
y------> the number of adults
we know that
-------> equation A
-------> equation B
Multiply equation A by 
-------->
------> equation C
Adds equation B and equation C

Answer:
B) 2 1/4
Step-by-step explanation: