Will mark brainliest if right! x² + 16x = 49 . what values make an equivalent number sentence after completing the square?

If f(x)=x^3 and g(x)=2x+7 when g(x)=-5

Liz is shipping a package to her friend.the maximum weight of a medium flat-rate box is 20 pounds,including the box which weighs 6 ounces.write and solve an inequality to describe the possible weight ,w, of the contents that liz will ship to her friend if she must use a medium flat-rate box.

Solving systems of linear equations: tables represent two linear functions in a systemöwhat is the solution to this system? 0 (10)0 (1.6)0 18,26)0 18-22)