18. The temperature was
1 answer:
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Answer: OPTION D
Step-by-step explanation:
THe quadratic formula is shown below:
Given the quadratic equation shown in the image, you have that:
a=1
b=3
c=4
Therefore, when you susbtityte these values into the formula you obtain the following solution:
1.) 2x+7 = x-1
2.) 2x+8=x
3.) 8= -x
4.) x= -8
2.) 2x+8=x
3.) 8= -x
4.) x= -8