Solve for x.
?
Fill in the blank(s) with the appropriate word(s).
Answer: 5
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Solve and check the equation.0.06 = 0.5x - 7
A. {-13.88} B. {14.12} C. {6.56} D. {3.53}
Solve the problem.In the formula A = Iekt, A is the amount of radioactive material remaining from an initial amount I at a given time t and k is a negative constant determined by the nature of the material. A certain radioactive isotope has a half-life of approximately 1200 years. How many years would be required for a given amount of this isotope to decay to 70% of that amount?
A. 360 yr B. 2084 yr C. 547 yr D. 617 yr
Convert the rectangular coordinates of the point to polar coordinates (r, ?) with r > 0 and 0 ? ? < 2?.(-4, 0)
A. 
B. (4, ?)
C. 
D. (4, 0)
Graph y = f(x) and y = |f(x)| in the standard viewing rectangle. Determine the x-intercept for the graph of y = |f(x)|.y = -0.9x
A. 
x-intercept is 0.
B. 
x-intercept is 0.
C. 
x-intercept is 0.
D. 
x-intercept is 0.