Who is good at the maths / algebra?

which answer is a solution to the open sentence

8 < 2b or 2b + 15 < 5

a. b > - 3 or b < 4

b. b > 4 or b <-5

c. b 3

d. b > - 1 or b< 3

Subsets of the set { - 8,4}

Slope = 5, passing through (5.4)

The equation yˆ=-0.37x2+6.15x+52.3 approximates the average temperature in October in degrees Fahrenheit at an agricultural community x hours after 5 a. m. What is the best estimate for the average temperature in October at 10 a. m.?

Which equation demonstrates the additive inverse property? Select one of the options below as your answer: A. r * 0 = r B. r + s = s + r C. r + 0 = r D. r + (-r) = 0

A person needs to pay Tk 500 to buy pencils and Tk X for additional units of pencil. If the customer pays total of Tk 4700 for 1200 pencils, what is the value of X?

Find the zero of the polynomial 2x²+9x+4

M over 4 = - 13 what does m = ? ... ?

Mr. Delaney broke his piggy bank

What is a40 for the arithmetic sequence presented in the table below? n 8 12 an 60 48 Hint: an = a1 + d (n - 1), where a1 is the first term and d is the common difference

Chris was shown the graph of a line that contained (1,7). He wrote f (x) = 4x + 3 to correctly represent the line. Which of these equations could represent the same line.