What is c-5=21÷3
and what is the solution

Is it true that product of 3 consecutive natural numbers is always divisible by 6? justifyyour answer

In the xy-plane, if the parabola with equation passes through the point (-1, -1), which of the following must be true?

The graph of f(x) is obtained by reflecting the graph of f(x)=-3|x| over the x-axis. which equation describes f(x)? a) f(x)=3|x| b) f(x)=|x+3| c) f(x)=-3|x| d) f(x) = - |x+3|