Solve each problem
1. The length of the three logs are 3x + 5 m; 5x – 10 m; and 6x + 8 m. Find the sum of their lengths.
2. Find the volume of the rectangular van whose dimensions are as follows: length 10x + 8 m; width 5x - 9 m; and height 4x + 7
1. The length of the three logs are 3x + 5 m; 5x – 10 m; and 6x + 8 m. Find the sum of their lengths.
2. Find the volume of the rectangular van whose dimensions are as follows: length 10x + 8 m; width 5x - 9 m; and height 4x + 7
Answers & Comments
Answer:
1. 14x + 3m
Step-by-step explanation:
1.
So there are three legs. Their length are
• 3x + 5m
• 5x - 10m
• 6x + 8m
To get the sum, just add them all. So now we will have
(3x + 5m) + (5x - 10m) + (6x + 8m) = ?
3x + 5m + 5x - 10m + 6x + 8m =?
Adding the like terms. We will have
14x + 3m