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2 years ago

Factorise: a^2 + 8a - 20

2 answers:

6 0

Which two numbers add up to 88 and multiply to −20?
−2 and 10

Rewrite the expression using the above:

Answer:
(a−2)(a+10)

amm18122 years ago

6 0

You would use the quadratic formula or graph it to find your factors. Your factors are:

(x+10)(x-2)

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You have decided that you want to be a millionaire when you retire in 44 years. If you can earn an annual return of 11.06 percen

igomit [66]

Answer:

1. Let amount deposited now be P.

So P*(1.1106^44) = 1,000,000, which means P=9896.06

2. Let amount deposited now be P.

So P*(1.0553^44) = 1,000,000, which means P=93639.42

Step-by-step explanation:

5 0

2 years ago

Read 2 more answers

An equation is shown below:

bekas [8.4K]

$\quad \huge \quad \quad \boxed{ \tt \:Answer }$

$\texttt{Step 1: 18x − 42 = 2}$

$\texttt{Step 2: 18x = 44 }$

____________________________________

$\large \tt Solution \: :$

$\qquad \tt \rightarrow \: 6(3x - 7) = 2$

Step 1 -

$\qquad \tt \rightarrow \: 18x - 42 = 2$

[ distributive property ]

Step 2 -

$\qquad \tt \rightarrow \: 18x = 2 + 42$

$\qquad \tt \rightarrow \: 18x = 44$

Answered by : ❝ AǫᴜᴀWɪᴢ ❞

7 0

1 year ago

The sum of two numbers is 8. Is it possible for the difference of the two numbers to also be 8? Why or why not

r-ruslan [8.4K]

Answer: yes

Step-by-step explanation: because you would get the same number cause anything plus or even divided by 0 then 8 each time you try ex: 8 + 0 = 8

8 - 0 = 8

brainliest plz

4 0

2 years ago

Interest paid on £2500 at an interest at an interest rate of 15%

postnew [5]

Answer:

£375

Step-by-step explanation:

Amount = £2500
Interest rate = 15%

Interest

£2500*15/100 = £375

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2 years ago

a cargo plane flew to the maintenance facility and back. it took one hour less time to get there than it did to get back. The av

polet [3.4K]

The trip took 57 hour

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3 years ago