15 a2 − 1 = 5 2a − 2 Which equation results from cross-multiplying?
a.) 15(a2 – 1) = 5(2a – 2)

b.) 15(2a – 2) = 5(a2 – 1)

c.) 15(a2 – 1)(2a – 2) = 5(2a – 2)(a2 – 1)

You are making a battery for a science project. you have copper wire for your first electrode. you need to choose a conductor, a second electrode, and a device to plug into your battery. you have already chosen a lemon conductor. complete each statement below about the options that include a lemon conductor.

15/16 as a decimal rounded to the nearest hundredth

Which must be true in order for the relationship △zyv ~ △xwv to be correct? zy ∥ wx ∠z ≅ ∠y and ∠w ≅ ∠x zv ≅ vy and wv ≅ vx ∠z ≅ ∠x and ∠w ≅ ∠y