X=-1 y=-1, x=1 y=5, x=3 y=11
Answer:
18
Step-by-step explanation:
15 x 2 = 30
30 - 12 = 18
18 girls are in his class
Answer:
60 eggs.
Step-by-step explanation:
a dozen is 12. So 5 times 12 is 60.
In one year, $ 9,000 with a profit of 7.75%, is $ 697.5
697.5 × 18 = 12555
After 18 years old, it is $ 15,222
Answer:
3/4→15/20 and 2/5→8/20
Step-by-step explanation:
4*5=20, do what you do to denominator to numerator, so 3*5=15. 15/20. Same for 2/5.
