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3 years ago

6

: 2x(5x + 3) + 7(5x + 3)

1 answer:

Setler [38]3 years ago

7 0

10x2 + 6x + 35x + 21

10x2 + 41x + 21

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What is the value of x?

mylen [45]

Angle G and Angle F are the same, which means that HF = GH

This means that x = 15

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4 years ago

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Decrease $7500 by 7%<br>please help i need step by step explanation

soldier1979 [14.2K]

(100% - 7%) × 7,500

= 93% × 7,500

= 93 ÷ 100 × 7,500

= 93 × 7,500 ÷ 100

= 697,500 ÷ 100

= 6975
hope this helped

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3 years ago

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Find out n of these equations:<br><br> 4n + 10 = 18<br><br> 4n - 13 = 23<br><br> 10n + 8 = 78

vladimir2022 [97]

A)
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3 years ago

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Find the surface area of the figure below.

sleet_krkn [62]

Answer:

D. $\displaystyle 169,65\:ft.^2$

Step-by-step explanation:

<em>See</em><em> </em><em>above</em><em> </em><em>information</em>

* The above answer is closer to the one in the picture, so we pick <em>answer</em><em> </em><em>choice</em><em> </em><em>D</em><em>.</em>.

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3 years ago

Ethan opens up a new savings account. The account has a 3.5% compound interest per annum. Ethan invests £2,000 into the account

Margarita [4]

$\bf ~~~~~~ \textit{Compound Interest Earned Amount} \\\\ A=P\left(1+\frac{r}{n}\right)^{nt} \quad \begin{cases} A=\textit{accumulated amount}\\ P=\textit{original amount deposited}\dotfill &2000\\ r=rate\to 3.5\%\to \frac{3.5}{100}\dotfill &0.035\\ n= \begin{array}{llll} \textit{times it compounds per year}\\ \textit{per annum, thus once} \end{array}\dotfill &1\\ t=years\dotfill &2 \end{cases} \\\\\\ A=2000\left(1+\frac{0.035}{1}\right)^{1\cdot 2}\implies A=2000(1.035)^2\implies A=2142.45$

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3 years ago