Which equation could be used to solve the problem? sarah spent $160 on lunch in 10 weeks. if she spent the same amount every week, how much did she spend on lunch each week (w)? a. w = 160 ÷ 10 b. w = 160 – 10 c. w = 10 • 160 d. w = 10 ÷ 160

Astudent found the solution below for the given inequality. |x-9|< -4 x-9> 4 and x-9< -4 x> 13 and x< 5 which of the following explains whether the student is correct? -the student is completely correct because the student correctly wrote and solved the compound inequality. -the student is partially correct because only one part of the compound inequality is written correctly. -the student is partially correct because the student should have written the statements using “or” instead of “and.” -the student is completely incorrect because there is no solution to this inequality.