First you must combine like terms, the two terms I this expression are x, and xy. So by adding -2xy to -2xy you get -4xy. Next you must add 3x to 3x. This gives you the simplified expression -4xy+6x. Hope this helps
Tan 32=9/x
x=14.4
cos29=x/7
x=6.12
Answer: 64 years old
Step-by-step explanation:You subtract 2082 by 2018 to get the sum of 64
