Which graph represents the function f(x) = |x| - 4?

What expression is equivalent to 42x-56y

Ascientist has 50 grams of a radioactive element. the amount of radioactive element remaining after t days can be determined using the equation (1) after two days the scientist receives a second shipment of 50 grams of the same element. the equation used to represent the amount of shipment 2 remaining after t days is 10) - 50 which of the following is an equivalent form of the expression for the amount remaining in shipment 2? what’s the answer?

The median for the given set of six ordered data values is 29.5 9 12 25 __ 41 48 what is the missing value?