Simplify the expression:
2x+5y+7x
show your work.
worth: 10 points.
plx : )

What's the difference between: x≥0 and nonnegative integer. ?

Which graph represents the function g(x) = |x + 4| + 2?

Ellie spent $88.79 at the computer stote. she had $44.50 left to buy a cool hat. how much money did she originally have? write and solve an equation to answer the question.