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VARVARA [1.3K]
3 years ago
12

Help please quick! due in a few hours!

Mathematics
1 answer:
sergey [27]3 years ago
6 0

Answer:

a

Step-by-step explanation:

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Write an equation in point slope form that passes through (3,-1) and has a slope of 2?
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Answer:

y+1 = 2 (x -3)

Step-by-step explanation:

The formula for point slope form is --

Y - Y1 = m ( x - x1)

M being slope, y1 and x1 being the values.

since the y value is negative, double negative is positive so instead of minus 1 it would be plus 1

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What is the simplest form of the expression (14.2a + 9.8b) – (13.1b – 0.2a) – (3.7a + 4.8b)
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10.7a-8.1b

Step-by-step explanation:

7 0
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The Mammoth Cave Discovery Tour includes an elevation change of 140 feet. This is 7/15 of the elevation change on the Wild Cave
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140 = (7/15)x

140/(7/15) = x/(7/15)

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The elevation change of the Wild Cave tour is 300ft.

3 0
3 years ago
The amusement park sells both adult and child tickets. 4 adult tickets are sold for every 9 child tickets. if the park sells 312
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8 0
3 years ago
A red ribbon 11 meters long is 5 times as long as a blue ribbon. How long is the blue ribbon?​
aev [14]

Red ribbon

=Blue ribbon ×5

=11 m

<em>So</em><em>,</em><em> </em><em>changes</em><em> </em><em>the</em><em> </em><em><u>times</u></em><em><u> </u></em><em><u>symbol</u></em><em> </em><em>into</em><em> </em><em><u>divide</u></em>

11m ÷ 5

=2.2m

Check!

Red ribbon=Blue ribbon × 5

11m=Blue ribbon × 5

11m÷5=Blue ribbon

2.2m=Blue ribbon

Blue ribbon=2.2m

Answers

2.2m

5 0
3 years ago
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