2x + x = 60 that is your equation. Simplify it and you get 3x = 60. 60/3 equals 20 so you have 20 boys but multiply it by 2 since you have twice as many girls and you get 40 girls total.
8.65
8.66
8.67
8.68
8.69
8.70
8.71
8.72
8.73
Step-by-step explanation:
36A) AB = 4/ sin 30° = 4/ 0.5 = 8 cm
36B) AC = 4/ tan 30° = 4/ 0.577 = 6.9 cm
36C) BD = 4/sin 45° = 4/ 0.707 = 5.7 cm
36D) area of ∆ABC = ½×6.9×4= 13.8 cm²
36E) sin A = sin 30° = 0.5
Answer:
1) Weed-Hand (the 3rd option)
2) y=63x (the 2nd chose option)
3) $1,512.00 ( the 1st option)
Step-by-step explanation:
i just did it on Edg. i hope this was helpful