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Answer:
14.)x=7
15.)x=252
16.)x=4
17.)x=3/4
18.) [in the picture]
Answer:
Step-by-step explanation:
The area of a rectangle can be found with the following formula:
Where "l" is the length and "w" is the width.
In this case you can identify in the figure given in the exercise that:
You know that the area of that rectangle is the following:
Therefore, knowing those values, you can substitute them into the formula and then you must solve for "x" in order to find its value. You get that this is: