Two times the greater of two consecutive integers is 9 less than three times the lesser integer. What are the integers?
1 answer:
Answer:
11 and 12
Step-by-step explanation:
x=smaller
y=larger
2y=3x-9 x+1=y
2(x+1)=3x-9
2x+2=3x-9
11=x
11+1=y
12=y
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Step-by-step explanation:
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Answer:
approximately 9.2195
Step-by-step explanation:
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one leg is 7 and the other leg is 6
square them
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AB=6cm AC=12cm
AC² = AB + BC²
12² = 6² + CB²
CB² = 12² - 6²
CB² = 144 - 36
CB² = 108
CB = √ 108 cm.
sin 55° = CB / CD
0.81915 = √108 / CD
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