Answer:
they travel 115 km/h long
Yes
Step-by-step explanation:
4 is greater than 0, and 4 is less than 7
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Check explanation.
slope-intercept form: y=mx+b
9x+5y=23
5y=-9x+23
y=-9/5x+23/5
m=slope: -9/5
b=y-intercept: 23/5
