micahmason83 micahmason83

19-07-2020
Mathematics

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Find the length of CD A. 6 meters B. 7 meters C. 8 meters D. 9 meters

Find the length of CD A 6 meters B 7 meters C 8 meters D 9 meters class=

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emma568323 emma568323

23-07-2020

Answer:

D. 9 meters

Step-by-step explanation:

AB = CD, so 9x-27=2x+1.

If you get like terms on the same side you get 7x=28

If you simplify by dividing everything by 7, you get x=4

If you plug 4 in as x into the expression 2x+1, you get 9.

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