Which number is located the same distance on a number line from -5 as 3 is? a.13 b.8 c.-7 d.-13

Aresearch company wants to test the claim that a new multivitamin to improve short term memory. state the objective of the experiment, suggest a population, determine the experimental and control groups, and describe a sample procedure.

Customers at an ice-cream shop took a survey .the results showed that 144 customers rated the shop as being "very satisfactory ."this number represented 45%of the total nunber of customers who took the survey

Before simplifying, how many terms are there in the expression 2x - 5y + 3 + x?