Adding -6 is the same as?

A. Multiplying by -1

B. Adding 6

C. Subtracting 6

D. Subtracting -6

The axis of symmetry for the graph of the function f(x)=1/4^2+bx +10 is x=6. what is the value of b?

The perimeter of a triangle is 69 cm. the first is 5 cm shorter than the second side. the third side is twice as long the first side. find the length of each side

Find the constant of variation for the relation and use it to write an equation for the statement. then solve the equation.