(x^2)+4x-12=48
I Hope this is what you were looking for. If it isn't this just plug it in
x=6
Answer:
b .60%
Step-by-step explanation:
<ABC + <ABC = 180
3x- 9 + 7x - 1 = 180
10x - 10 = 180
10x = 190
x = 19
<ABC = 3x- 9 = 3(19) - 9 = 48
Please don't give me credit, but I want to say that;
1. You need a picture attached to this
2. Make sure you add if 5 feet is the length or width, in addition to the 3 feet
3. The width can't be a negative value, so eliminate the negative answers
4. For the second answer, why is there a coma preceding another value? The width can can only be one value
You can add all these elements
Hoped this helped!
Answer:
Step-by-step explanation:
The weighted average of the student's scores is ...
0.20×63 +0.05×97 +0.35×85 +0.40×77 = 78
The student's overall final score is 78.
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The letter grade earned is between 70 and 80, so is a C.