87g divided by 10 = 8.7
8.7 times 7 = 60.9
60.9g of sugar is needed to make 7 cakes
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2x-4(x+1)=-13
1) we solve this equation:
2x-4(x+1)=-12
2x-4x-4=-12
-2x=-12+4
-2x=-8
x=-8/-2
x=4
2) we evalute x²-1
x²-1=4²-1=16-1=15
Answer: 15
Answer:
5:2
Step-by-step explanation:
There are 5 apples and 2 cherries. Put them together to get 5:2.
<span>14% per year
</span>14% /12 = 1.2% is <span> the monthly growth rate</span>
Answer:
27 feet
Step-by-step explanation:
If you draw the triangle, the hypotenuse is 387 feet and an angle is 4 degrees. The leg opposite this angle is 
, which is about 26.996, so the nearest foot is 27 feet.
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