Which statement describes the effect on the parabola y = x2 - 1 when it is changed to y = x2 +62

Valentina is subtracting from . she finds the lcd to be 15y2. what is valentina's next step?

(x-5)1/2+5=2 what is a possible solution?

Which equation shows the variable terms isolated on one side and the constant terms isolated on the other side for the equation -1/2x+3=4-1/4x? a. -1/4x=1 b. -3/4x=1 c. 7=1/4x d. 7=3/4x