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Elementary College Geometry
Question 1 Page 7
AB = BC
5x - 18 = 2x
5x - 2x = 18
3x = 18
x = 18/3
x = 6
Check
Let x = 3
5(6) -18 = 2(6)
30 - 18 = 12
12 = 12
It checks out to be true.
Note: Back to precalculus tomorrow.
Question 1 Page 7
AB = BC
5x - 18 = 2x
5x - 2x = 18
3x = 18
x = 18/3
x = 6
Check
Let x = 3
5(6) -18 = 2(6)
30 - 18 = 12
12 = 12
It checks out to be true.
Note: Back to precalculus tomorrow.
