Devaughn is 13 years younger than Sydney. The sum of their ages is 79 . What is Sydney's age?

Identify whether the figure has plane symmetry, symmetry about an axis, or neither.

Abcd is a parallelogram find the valuse of x

What is the multiple zero and multiplicity of f(x) = (x ? 3)(x ? 3)(x + 5)? multiple zero is 3; multiplicity is 2 multiple zero is 5; multiplicity is 1 multiple zero is ? 5; multiplicity is 1 multiple zero is ? 3; multiplicity is 2