7. Which algebraic expression models the given word phrase? (1 point) 2 times the sum of a and b
a + b
2(a + b)
2(a - b)
2a + b

Afarmer has a large field that is x feet in length. he wants to fence in a rectangular section in the middle of the field , leaving a length of 100 feet of open field behind each end of the fenced rectangle. he also wants the width of the fenced-in space to be 100 feet less than its length. find the expressions to represent the length and width of the fenced section of the field

Evaluate this using ! 0.25^2 x 2.4 + 0.25 x 2.4^2 − 0.25 x 2.4 x 0.65

What is the graph of the absolute value equation ? y=|x|-5