What's a statement that is true for any number or variable

What value added to x2 - 8x would complete the square?

Which equation, when solved, gives 8 for the value of x? O A + + = + 14 B. 1-9=31-12 C. 15-2="-4 OD 8 6 7 = 1 / + 14

Which of the following is a composite number? a. 31 b. 49 c. 73 d. 109 Which pair of numbers is relatively prime? a. 20 and 76 b. 25 and 65 c. 46 and 87 d. 63 and 117

How many real solutions does t2 + 100 = 0 have?

17. Only tenth-, eleventh-, and twelfth-grade students attend Washington High School. The ratio of tenth graders to the school's total student population is 86:255, and the ratio of eleventh graders to the school's total student population is 18:51.

A newspaper reporter wants to know how popular the hobby of bird watching is in the city. He asked people at the local bird refuge if they watched birds as a hobby. Which of the following best explains whether the reporters data is valid or not?

I am very confused on how to figure out if y = 3/4x is proportional?

Alison wants to buy a mountain bike for $339.12. If she saves $28.26 each month, in how many months will she be able to buy the bike?

At 12 o'clock the temperature was 7°C. The temperature decreased by - 20°C. What is the new temperature?

Ashleys rentals charges $27.50 per hour to rent a surfboard and a wetsuit. Darlas surf shop charges $23.25 per hour to rent a surfboard plus $17 extra for a wetsuit.