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Flura [38]
3 years ago
9

Which phrase describes the algebraic expression StartFraction 7 over 8 EndFraction y minus 3?

Mathematics
2 answers:
klio [65]3 years ago
8 0

Answer:

a

Step-by-step explanation:

11111nata11111 [884]3 years ago
3 0

Answer:

seven-eighths of a number minus three

Step-by-step explanation:

the algebraic expression given to us is:

\frac{7}{8} y-3

we have seven-eighths multiplied by a number "y" (this can also be expressed as seven-eighths  of the number) and then, to that we substract 3 (minus three).

With this information we can conclude that the phrase that best describes this expression is:

seven-eighths of a number minus three

which is the first option.

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OleMash [197]
Here is the answer but basically the work you just plug in 6 for A, 12 for B, and 5 for C..into the quadratic formula and solve from there

8 0
3 years ago
Express 0.0057 in scientific notation
andrew-mc [135]

Answer:

5.7 \times  {10}^{ - 3}

Step-by-step explanation:

0.0057

first number

5

then the rest

7

equal

5.7

There's <u>three</u> zeros <u>behind</u> the number 5 which mean it will be -3

\times  {10}^{ - 3}

final answer

5.7 \times {10}^{ - 3}

another example and it will be clear

0.0000403

first number

4

then the rest

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equal

4.03

There's <u>five</u> zeros <u>behind</u> the number 4 which mean it will be -5

\times {10}^{ - 5}

final answer

4.03 \times {10}^{ - 5}

3 0
3 years ago
A triangular brace has an angle measure of 30 degrees, with a side opposite this angle measuring 8 inches. The base of the trian
Ad libitum [116K]

Answer:

C

Step-by-step explanation:

according to sine rule,

sin(30)/8=sin(x)/11

solving above equation will give

x=43.3

7 0
3 years ago
2x2-y if x=3 and y=8
9966 [12]
The answer is 0 because when you plug in the 3 and the 8 into the equation and do order of operations you will get 0.
8 0
3 years ago
A triangle has sides with lengths of 5x – 7,
Tom [10]

Answer:

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Step-by-step explanation:

Perimeter is the sum of all sides

5x - 7 + (3x - 4) + (2x - 6)

10x - 7 - 4 - 6

10x - 17

4 0
3 years ago
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