in Algebra. If Brett wants an average score of at least 80 after his fourth test, which can be represented by the inequality (252 +x/4) ≥ 80, what is/are the possible score(s) he can make on the last test? Select all that apply.
65
68
41
67
81
(22,12) m=4
y=mx+b
12=4*22+b
12=88+b
subtract 88 from each side
b=-76
y = 4x-76
subtract 4x from each side
-4x+7 = -76
Choice A