The sign of the product of two integers with the same sign is positive. What is the sign of the product of three integers with the same sign? Explain your thinking. (I need help with my study guide for math)

Twenty-five percent of the customers entering a grocery store between 5 p.m. and 7 p.m. use an express checkout. consider five randomly selected customers, and let x denote the number among the five who use the express checkout.

Apositive number a or the same number a increased by 50% and then decreased by 50% of the result?

Write 5(6x+4)-2(5x-2) in the form a(bx+c) where a,b and c integers and a> 1