Answer:
7 = -x^2 +16
x^2 -16 = 7
x^2 -23 = 0
Using quadratic equation
x = -0 +- sqrt (23^2 - 4*1*23) / 2 * 1
x = sqrt (0 - -92) / 2
x = sqrt (92) / 2
x1 = 4.7958
x2 = -4.7958
(I tried to answer your question - even though you posted no question - AND you posted no graphics)
Step-by-step explanation:
<span>No simplification exists, Root remains :
</span>sqrt(15y)
Answer:
I dont understand the context of the question but something eqqual to that would be -6/8
Step-by-step explanation:
10x+20y=150 is the equation I don't quite understand how she would have money left because she spend $150 for her t-shirts and jeans.
Answer:
Step-by-step explanation:
6hr(55mi/hr)
330mi