bbombard21
25.07.2019 •
Mathematics
Which of the following are solutions for 2x^2-8x-90? a)2b)-5c)9d)15e)15f)5g)7comment: for some reason i can't get a solution.
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Ответ:
Ответ:
16/22
Step-by-step explanation:
add 4+11+2+5 =22
there are 11 pairs of gold earrings with diamonds and 5 pairs of silver earring with diamonds
add 11 +5= 16