What is the value of y in the equation 6 + y = −3? a.−9 b.−3 c.3 d.9

Subtract 6 from both sides of the equation to get y by itself. This gives you y=-3-6 which becomes y=-9.

y=-9. your answer is -9.

Hope I helped.

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30 miles

step-by-step explanation:

we know that 60 seconds equals 1 minute and 60 minutes 1 hour

44 ft       60 sec     60 min     158400   ft

  *   *   =

1 sec       1 min       1 hour         hour

we know that there are 5280 ft per mile

158400   ft       1 mile         30 miles

  *   =

1   hour               5280 ft     1 hour

so in 1 hour   it can travel 30 miles