Answer:
Step-by-step explanation:
2x - 13 - 8x + 5 ≥ -7
-6x - 8 ≥ -7
-6x ≥ 1
x ≤ -1/6
8 and 21
y=8
SR=2×SG
AND SG=GR
3y-16=2×4
3y-16=8
3y=8+16
3y=24
Answer: 80%
Step-by-step explanation
4 out of 20 equals 20%
16 out of 20 equals 80%