4. How many real-number solutions does the equation have?
x^2 + 7x - 5 = 0

a. One solution
b. Two solutions
c. No solutions
d. Infinitely many solutions

Find the constant of variation for the relation and use it to write an equation for the statement. then solve the equation.

(c) a vine called the mile-a-minute weed is known for growing at a very fast rate. it can grow up to 0.5 ft per day. how fast in inches per hour can the mile-a-minute weed grow up to? show your work using the correct conversion factors.

Aresearch study is done to find the average age of all u. s. factory workers. the researchers asked every factory worker in ohio what their birth year is. this research is an example of a census survey convenience sample simple random sample