What is the output of the function: f(x)=2x+5, if the input is 3?

What is the missing constant term in the perfect square that starts with x^2 -20x

The transitive property of equality states that: o if a = b, then bra o if a = b, then ac = bc o if a = b and b= c, then a = if a = b and c= c, then a + b = b + c

Planning for the possibility that your home might get struck by lighting and catch on fire is part of a plan