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Llana [10]
2 years ago
7

Evan bought 6 batteries at $10 apiece and 6 batteries at $4 apiece. the total cost was the same as he would have spent buying 6

batteries at $14 apiece. So,(6x10)+ (6x4) = 6x 14.Which property dose the equation illustrate
Mathematics
1 answer:
Maksim231197 [3]2 years ago
7 0
<span>6 * $10 + 6 * $4 = 6 * $14
It's the distributive law property - the formula is:

</span>a * b  +  a * c = a * (b + c)

In this situation:

a = 6
b = 10
c = 4

And 6 * $10 + 6 * $4 = 6 * $14 is the same as 6 * $10 + 6 * $4 = 6 * ($10 + $4)
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Students make 93.5 ounces of liquid soap for a craft fair. They put the soap in ​5.5-ounce bottles and sell each bottle for ​$4.
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$76.5

Step-by-step explanation:

93.5÷5.5=17

17×4.50=76.5

Therefore the answer is 76.5.

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A ship's sonar finds that the angle of depression to a ship wrack on the bottom of the oceanis 12.5°. If a point on the ocean fl
Travka [436]

Answer:

The 13.2 meters from that point on the ocean floor to the wreck.

Step-by-step explanation:

As given

A ship's sonar finds that the angle of depression to a ship wrack on the bottom of the ocean is 12.5°.

If a point on the ocean floor is 60 meters.

Now by using the trigonometric identity.

tan\theta = \frac{Perpendicular}{Base}

As shown in the figure given below.

Perpendicular = CB

Base = AC = 60 meters

\theta = 12.5^{\circ}

Put in the identity

tan\ 12.5^{\circ} = \frac{CB}{AC}

tan\ 12.5^{\circ} = \frac{CB}{60}

tan\ 12.5^{\circ} = 0.22

tan\ 12.5^{\circ} = 0.22

0.22= \frac{CB}{60}

CB = 60 × 0.22

CB = 13.2 meters

Therefore the 13.2 meters from that point on the ocean floor to the wreck.







8 0
2 years ago
Round each weight to the nearest whole gram. Then estimate the total weight of the coins in Allen’s hand. 2.500,5.000,2.268,5.67
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Then for the estimating of the weight, you would add them together. 3+5+2+6+11. That would equal 27, so the estimate weight is 27 grams.
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The perimeter of a rectangle is represented by 4x2 + 5x − 2. The perimeter of a smaller rectangle is represented by x2 + 3x + 5.
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2 years ago
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