70+75+80+90+100=415
415/5=83
<span>After the lowest grade is dropped, Janet's average would be an 83%</span>
Answer:
x=3; y=5
Step-by-step explanation:
y=x+2
y=3x-4
so x+2=3x-4
2x=6
x=3
because y=x+2
x=3
so y=3+2
=5
Answer:
21/4
Step-by-step explanation:
(5 * 4) + 1
20 + 1
21/4
x ≤ -2
Step-by-step explanation:
