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Paul [167]
3 years ago
13

100 POINTS pre-calc

Mathematics
1 answer:
Salsk061 [2.6K]3 years ago
8 0

Answer:

you got this don't freak out

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Find the perimeter of rectangle ABCD<br> ****BRAINLIEST OUTTA 2<br> ****25PTS
Mandarinka [93]

Answer:

26 units

Step-by-step explanation:

AD is 7 units which means BC will also be 7 units

AB is 6 units which means DC will also be 6 units

So (7+7)+(6+6)= 26

3 0
3 years ago
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Becky and Julia decided to go on vacation. They found a great deal for 20% off any cruise. If their budget is $1,115, where can
serious [3.7K]

Answer:

Step-by-step explanation:

20% of 1150 is 230, so 1150-230=920

if the tax is applied after the discount, you find 10% of 920 (which is 92)

you add that to the discounted price 920+92= 1012, so they could go to florida.

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2 years ago
How to solve 2x^2 -x -6 =0​
gtnhenbr [62]

Answer:

<h2>x = -1.5 or x = 2</h2>

Step-by-step explanation:

2x^2-x-6=0\\\\2x^2+3x-4x-6=0\\\\x(2x+3)-2(2x+3)=0\\\\(2x+3)(x-2)=0\iff2x+3=0\ \vee\ x-2=0\\\\2x+3=0\qquad\text{subtract 3 from both sides}\\2x=-3\qquad\text{divide both sides by 2}\\\boxed{x=-1.5}\\\\x-2=0\qquad\text{add 2 to both sides}\\\boxed{x=2}

4 0
3 years ago
A family pays $22 each month for internet access. Next month, the cost will
lutik1710 [3]

Answer:

24.2$

Step-by-step explanation:

10% are 0.1 as a decimal

22$ are actually 100% so its a 1.0 as a decimal

so the new price is 110%, 1.1 as a decimal

22$*1.1=24.2$

8 0
3 years ago
The expression 3(x-9) is equivalent to<br> 3(x)+9.<br> 3(x)+3(9).<br> 3(x) – 9.<br> 3(x) – 3(9).
Igoryamba

Answer:

3(x-9)

when you distribute the equation you get

3(x)-3(9) which is the last answer

Step-by-step explanation:

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3 years ago
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