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a_sh-v [17]
2 years ago
11

The regular price of a digital camera was 250$. Tristan bought the digital camera at a discount of 40%. How much did Tristan pay

for the digital camera?
Mathematics
2 answers:
Bingel [31]2 years ago
7 0

Answer:

Step-by-step explanation:

Sale price = 40% of $250

sale price = 40/100 x 250

sale price = 0.4 x 250

sale price = $100

New price = original price - sale price

new price = 250 - 100

new price = $150

enot [183]2 years ago
3 0

Answer:

$150

Step-by-step explanation:

convert the percent to decimal, 0.40, then multiply it by 250 to get 100, then subtract, 250-100=$150

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Answer:

Step-by-step explanation:

y = 0.8(400)

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3 years ago
Number 28 ignore the bubbled in answer
Ghella [55]

Answer:

y = -7x+34

Step-by-step explanation:

We have 2 points, so we can find the slope

m = (y2-y1)/(x2-x1)

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     = 7/-1

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We can use point slope form to make an equation

y-y1 = m(x-x1)

y--1 = -7(x-5)

y+1 = -7(x-5)

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3 years ago
If a = 9-4√5 find the value of a - 1/a
e-lub [12.9K]
The solution is attached 
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3 years ago
Determine whether the ordered pair is a solution to the inequality. (-1, -1); y Greaterthanorequalto - x + 7 (5, 3); y > 3/4
Art [367]

Answer:

No and Yes.

Step-by-step explanation:

The inequation is y ≥-x+7 and the pair is (x,y)=(-1,-1). Then:

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-1 ≥ 8, but this is not true, so (-1,-1) is not a solution of y ≥-x+7.

On the other hand, the inequation is y>(3/4)x-5 and the pair is (5,3). Then:

3>(3/4)(5)-5

3>(15/4)-5

3> -5/4 and this is true, so (5,3) is a solution of  y>(3/4)x-5.

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2 years ago
If the volume of a cube is 729 cm3, what is the surface area of the cube?
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Answer:

354294

Step-by-step explanation:

729/3=243

243*243=59049

59049*6=354294

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3 years ago
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