If we reflect point (-4, 1) across the y-axis, what will the be the new coordinate point?

Someone me what is the area of this figure? 18m 18m 8m 16m

Idon't get undoing if its pass adding and subtracting so can someone ? x-2 over 5 = 18

Reading tests are compared for two students. sara got 98, 100, 65, 78, 98, 46, 100, 100, 45, and 50 on her reading test. lee got 97, 67, 89, 99, 100, 45, 79, 89, 58, and 67 on his reading test.