Answer:
1/2
Step-by-step explanation:
(-9,6), (-3,9)
y2 - y1 = 9 - 6 = 3
x2 - x1 = -3 - -9 = 6
= 3/6 = 1/2
It would be false b/c when you solve 0=5
15x7=105 years
9x5=45 years for the boys
105-45=60 so 60years girls
60/6=10 60 years divided by the 6 girls
Mean is 10 years for girls