40% are boys. divide 2 by 5 and then multiply by 100
Answer: x=75
Explanation:
x+10+x+20=180
combine like terms
2x+30=180
subtract 30 from each side
2x=150
divide each side by 2
x=75
84 is no less than 7 times K, 84 divided by 7= 12,
K=12
Answer:
true
Step-by-step explanation:
i go to k12 i did this test