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klemol [59]
3 years ago
14

If a : b= 5:8 and a = 20, find b.

Mathematics
2 answers:
ioda3 years ago
7 0

Answer:

32

Step-by-step explanation:

a:b = 5:8 means a/b = 5/8

20/b = 5/8

Cross multiplication will give you b = 32

Talja [164]3 years ago
6 0

Answer:

b = 32

Step-by-step explanation:

20/5 = 4

So for finding b, we have to multiply 8 * 4 which is 32.

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Papessa [141]
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Answer the question above
Strike441 [17]

Answer:

BA

Step-by-step explanation:

Here, we want to get the hypotenuse side

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3 years ago
Enter an inequality to represent this situation: Nina wants to take at least $33 to the movies. Use d as your variable. The ineq
Svetllana [295]

Answer:

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Step-by-step explanation:

Given

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Required

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d \ge Amount

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6 0
3 years ago
Can you help me with this plz
insens350 [35]
<h3>Answer:  -1</h3>

=======================================================

Explanation:

First we need to find the slope of this given line.

The two points on here are (0,-3) and (3,0)

Apply the slope formula

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

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The slope of the given line is 1. The negative reciprocal of this is -1, which is the perpendicular slope.

Side Note: Any two perpendicular lines always have their slope multiply to -1, as long as neither line is vertical.

4 0
3 years ago
Read 2 more answers
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