Answer:
70percent =42
100percent ×42 ÷70
100/7×42
10/7×42=60
therefore the original cost was $60
- - If we have a edge area of: 2m
Then we can work out to find the surface area:

= Surface area.
So we plug in and solve and we get:
Surface area=
, this is best fit. But the best fit for this graph is variable b
-18
1) Distribute the -6 to the parentheses
-4 - (6*7) - (-6*3)
2) Simplify
-4 - 42 + 18
-18
Answer:
i cannot understand
Step-by-step explanation: