Laurie was scuba diving. each time she dove 5 feet deeper, she would stop and clear her ears. each time that this totaled 20 feet deeper, she would stop and check her instruments to make sure they were working properly. after laurie had checked her instruments 3 times, she was at her maximum depth. which expression best represents laurie’s maximum depth?

Simonne used the following steps to simplify the given expression. 12 - 3(-2x + 4) step 1: 12 + (–3)·(–2x) + (–3)·(4) step 2: 12 + 6x + (–12) step 3: 12 + (–12) + 6x step 4: 0 + 6x step 5: 6x what property of real numbers was used to transition from step 3 to step 4? a. identity property of addition b. inverse property of addition c. associative property of addition d. commutative property of addition

Aline has a slope of and a y-intercept of –2. what is the x-intercept of the line?

Someone which statements are true? check all that apply.