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emmasim [6.3K]
3 years ago
14

2d=a-b/b-c - solve for a

Mathematics
1 answer:
Readme [11.4K]3 years ago
7 0
2d=\frac{a-b}{b-c}\\\\\frac{a-b}{b-c}=2d\ \ \ \ \ |multiply\ both\ sides\ by\ (b-c)\\\\a-b=2d(b-c)\ \ \ \ |add\ "b"\ to\ both\ sides\\\\\boxed{a=2bd-2cd+b}
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Martha baked 18 cupcakes .
velikii [3]

Answer:

66.67%

Step-by-step explanation:

\frac{12}{18} \times 100\\\\= \frac{1200}{18}\\ \\=66.67\%

7 0
4 years ago
What is the perimeter of a rhombus whose diagonals measure 42cm and 56cm?
Trava [24]

Answer:

676

Step-by-step explanation:

d1×d2/2

42×56/2

1352/2=676

please check it by doing again

3 0
3 years ago
Read 2 more answers
Mr. Howard paid $99 for 18 feet of chain. At this rate,
vekshin1

Answer:

12.3 feet of chain is your answer.

3 0
3 years ago
5÷3010 show your work
Ymorist [56]

Answer:

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3 0
3 years ago
What is the area to a 2 3/4 inch square?
Vinvika [58]
Since every side of a square is the same length, and the formula to find the area is bh you would just do 2.75²

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the answer is the area of the square is approximately 7.56u²
5 0
3 years ago
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