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the time it takes to drive to joliet is 6 hours more than half the time it takes to drive to davenport. it takes 8 hours to drive to joliet. which equation can be used to solve for the number of hours, x, it takes to drive to davenport?
a. 6x2=8
b. 6⋅x2=8
c.6+x2=8
d.6x−12=8

Ac contractor is building a new subdivision outside of the city. he has started work on the first street and is planning on the other streets to run in a direction parallel to the first. the second street will pass through (-2,4) find the equation of the location of the second street in standard form. a.2x+y=2 b. x-y=2 c.2x+y=2 d.x+y=2

*segment an is an altitude of right ? abc with a right angle at a. if ab = 2root 5 in and nc = 1 in, find bn, an, ac.

Suppose a laboratory has a 30 g sample of polonium-210. the half-life of polonium-210 is about 138 days how many half-lives of polonium-210 occur in 1104 days? how much polonium is in the sample 1104 days later? 9; 0.06 g 8; 0.12 g 8; 2,070 g