Answer:
320/420 = 4/3
Step-by-step explanation:
4/7= x /560
Cross multiply
7x = 2240
Divide by 7:
x=320
The school has 320 boys and 240 girls
I hope this helps u:)
Answer:
last choice d
Step-by-step explanation:
4| x - 3| - 8 = 8
| x-3| - 2 = 2
| x-3| = 4 we have two cases:
(a) x - 3 = 4 for x >= 3
x=7
(b) -1( x-3 ) =4 for x < 3
x = -1
I would say that the answer is true