What should be done to solve the following equation? x - 9 = 13 a: add 9 to the left side of the equation. b: subtract 13 from both sides of the equation. c: subtract 9 from both sides of the equation. d: add 9 to both sides of the equation.

What is f(3) for the quadratic function f(x)= 2x^2+ + x - 12

See attachment below and find the equivalent of tan(∠qsr)

Select all the correct locations on the table. consider the following expression. 76.493 select "equivalent" or "not equivalent" to indicate whether the expression above is equivalent or not equivalent to the values or expressions in the last column equivalent not equivalent 343 equivalent not equivalent 49 78.498 78.498 75.493 equivalent not equivalent 75.7 equivalent not equivalent