4 years ago

Is y=7x+2 x+7y=8 parallel, perpendicular, or neither?

1 answer:

3 0

Rearrange them to slope-intercept form

y = 7x + 2

y = -(1/7) x + 8

product of their slopes is 7 * -1/7 = -1 so they are perpendicular

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Do the ratios 7:14 and 3:6 form a proportion?

scoray [572]

Answer:

Yes

Step-by-step explanation:

7:14=1:2

3:6=1:2

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3 years ago

Complete the perfect square v^2-2v=3

Dmitriy789 [7]

V² - 2v = 3
v² - 2v - 3 = 0
v = -(-2) +/- √((-2²) - 4(1)(-3))
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v = 2 +/- 4
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3 years ago

Nate and his sister Natalie are walking around the track at school and they’re walking at a steady rate. Nate walks 5 feet in 2

lutik1710 [3]

Nate Natalie
5_2 2_2
10_4 4_4
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7 0

3 years ago

Read 2 more answers

2 out of every 7 fans at the Wombats vs. Wallabies game we're season ticket holders. If 2,800 fans attended the game, how many d

White raven [17]

It would be 800
2/7 = 2800/x

7 0

3 years ago

Daniel works at a nearby electronics store. He makes a commission of 15%, percent on everything he sells. If he sells a laptop f

levacccp [35]

Answer:

Commission earned= $43.95

Step-by-step explanation:

Giving the following information:

Commission rate= 15% = 0.15

Sales= $293

To calculate the commission earned by selling the laptop, we need to use the following formula:

Commission earned= commission rate*sales

Commission earned= 0.15*293

Commission earned= $43.95

4 0

3 years ago