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katovenus [111]
3 years ago
13

If y varies directly with x, find the missing value below. (-9, -45) and (11, y)

Mathematics
2 answers:
Ainat [17]3 years ago
6 0

Answer:

-45×11÷-9

=5×11

=55

so y=55

Deffense [45]3 years ago
4 0
Y=55



Explanation:


If you’re looking to see how 11 and y would match -9 and -45 you would find the unit rate of -9 and -45.

-9/-9=1
-45/-9=5

So if the y is going up by 5’s it would be 55.
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Simplify the following: 6i^3 +4j^2 -6i<br> Please show work
Vadim26 [7]

Answer:

Concept: Vectors

  1. I think the confusion here might be the usage of i and j
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  3. So let's use that fact to conceptualize this
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6 0
3 years ago
Ally ran 5 miles in 6 minutes. Sami ran 6 mile. If ally ran at a faster rate than Sami ,in how many minutes could Sami have run
Veseljchak [2.6K]
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8 0
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ⓌⒽⓎ ⓜⓊⓈⓉ ⓉⒽⒺ ⓇⒺⓜⒶⒾⓃⒹⒺⓇ ⒷⒺ ⓁⒺⓈⓈ ⓉⒽⒶⓃ ⓉⒽⒺ ⒹⒾⓋⒾⓈⓄⓇ
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Answer:

The remainder is the number that is left over after dividing. It is always less than the divisor. The remainder is an essential part of the answer and is shown in the quotient preceded by the letter R.

Step-by-step explanation:

5 0
3 years ago
Calculate the area of quadrilateral ABCD.<br> State the units of your answer.
cluponka [151]

Answer:

158.76 cm²

Step-by-step explanation:

Quadrilateral ABCD is composed of 2 right triangles

Construct the line BD, then

Δ ABD and Δ BCD are the 2 right triangles.

The area (A) of a triangle is calculated using

A = \frac{1}{2} bh ( b is the base and h the perpendicular height )

Δ ABD with b = 18 and h = 7.5

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3 0
3 years ago
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