-3(4x + 9) = 15( Multi-step Equations)please help:)<3
2 answers:
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Answer:
The scale used on his map is <u>150 miles : 2 inches</u>.
Step-by-step explanation:
Given:
Ted knows the actual distance between two cities is 150 miles. His map shows a distance of 2 inches between these cities.
Now, to find the scale Ted used on his map.
The actual distance Ted know between two cities = 150 miles.
The distance on map between these cities = 2 inches.
So, to get the scale used on his map:
Therefore, the scale used on his map is 150 miles : 2 inches.
ANSWER
EXPLANATION
The explicit rule for an arithmetic sequence is given by:
It was given that:
and
The common difference is
We plug in the values into the explicit formula to get,
Expand to get,
The explicit rule is