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mars1129 [50]
3 years ago
5

Your help is deeply is appreciated.

Mathematics
2 answers:
Arisa [49]3 years ago
8 0
The answer should be x=3
MrRa [10]3 years ago
6 0

Answer:

x = 3

Step-by-step explanation:

\\4x^2-2x=30\\\\x=3\\4(3)^2-2(3)=30\\4(9) - 6 =30\\36 - 6 = 30\\30 = 30 \\\\x=4\\4(4)^2-2(4)=30\\4(16) - 8 =30\\64 - 8 = 30\\56\neq 30

56  is not equal to 30

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6700 dollars is placed in an account with an annual interest rate of 8%. How much will be in the account after 24 years, to the
daser333 [38]
\bf \qquad \textit{Simple Interest Earned Amount}\\\\
A=P(1+rt)\qquad 
\begin{cases}
A=\textit{accumulated amount}\\
P=\textit{original amount deposited}\to& \$6700\\
r=rate\to 8\%\to \frac{8}{100}\to &0.08\\
t=years\to &24
\end{cases}
\\\\\\
A=6700(1+0.08\cdot 24)\implies A=19,564.00
5 0
3 years ago
Read 2 more answers
Use the Pythagorean theorem to solve for x
Andre45 [30]

Answer: 15

Step-by-step explanation:

12^2 + 9^2 = 225

square root of 225 = 15

5 0
2 years ago
Show how to use the distributive property to simplify 4(5+x).
VladimirAG [237]

Answer:

Step-by-step explanation:

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8 0
3 years ago
A jewelry sells gold and platinum rings. Each ring is available in eight styles and is fitted with one of ten gemstone
katrin [286]

Answer: There are 160 different rings.

Step-by-step explanation:

The question is missing, i guess you want to know the number of different rings that the jewelry has:

For the material we have 2 options.

For the stile we have 8 options

For the gem we have 10 options.

Now, the total number of possible combinations is equal to the product of the number of options for each selection, this is:

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4 0
3 years ago
Please help me and thank you:)
sashaice [31]
Okay. For these types of problems, you must do order of operations (PEMDAS). Parenthesis, Exponents, Multiplication, Division, Addition, Subtraction. Mind you that you do these steps from left to right, and multiplication and division is done from left to right. Same thing with addition and subtraction. With that being said, here are your answers if you do the expressions correctly.

1. 12

2. 106

3. 42
4 0
3 years ago
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