Concept explainers
(a)
The equation to find the length of the Niger River.
(a)
Answer to Problem 66SR
Explanation of Solution
Given:
The Congo River in Africa is 2900 miles long. It is 310 miles longer than the Niger River.
Calculation:
Let the length of Niger River be x.
Therefore, the equation to find the length of Niger River will be:
(b)
The length of the Niger River.
(b)
Answer to Problem 66SR
The Niger River is 2590 miles long.
Explanation of Solution
Given:
The Congo River in Africa is 2900 miles long. It is 310 miles longer than the Niger River.
Calculation:
The equation found in part (a) can be used to find the length og the Niger River:
Therefore,
Therefore, the Niger River is 2590 miles long.
Chapter 2 Solutions
Algebra 1
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