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andriy [413]
3 years ago
14

Determine whether y=2×-1 is a linear equation. If so, write the equation in standard form.

Mathematics
2 answers:
vfiekz [6]3 years ago
7 0
Start point: 1 (y-axis)

Slope: 2 up 1 right
KengaRu [80]3 years ago
4 0

Answer:

Its is a linear y= -2

Step-by-step explanation:

A linear equation is an equation of a straight line, which means that the degree of a linear equation must be  

0  or  1  for each of its variables. In this case, the degree of variable  y  is  1 .

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Rufina [12.5K]
X+5+2x-2+90=180. combine like terms and solve like a normal algebra problem to find x. if you need to find the answer for a certain angle, plug in the value you got for x into one of the angle equations
8 0
3 years ago
Ella swims four times a week at her clubs pool. She swims the same number of laps on Monday,Wednesday,Friday,and 15 laps on Satu
Reika [66]

She swims 12 laps on Monday.

Step-by-step explanation:

Total laps = 51 laps

Laps on Saturday = 15 laps

Let,

x be the number of laps on Monday, Wednesday and Friday each.

According to given statement;

Monday+Wednesday+Friday+Saturday = 51

x+x+x+15=51\\3x=51-15\\3x=36

Dividing both sides by 3

\frac{3x}{3}=\frac{36}{3}\\x=12

She swims 12 laps on Monday.

Keywords: addition, division

Learn more about division at:

  • brainly.com/question/10703930
  • brainly.com/question/10772025

#LearnwithBrainly

7 0
3 years ago
Radio signals travel at a rate of 3 x 10^8 meters per second. How many seconds would it take for a radio signal to travel from a
wel
Time = Distance / Speed   [ Already mentioned ]

Then, substitute the known values, 

t = (9.6 × 10⁶) / (3 × 10⁸)

t = 3.2 × 10⁻² s

In short, Your Answer would be Option B

Hope this helps!
4 0
3 years ago
Write an equation of a circle whose center is (-5,4) and whose diameter is 12
musickatia [10]

Answer:

(x + 5)² + (y - 4)² = 36

Step-by-step explanation:

The equation of a circle in standard form id

(x - h)² + (y - k)² = r²

where (h, k) are the coordinates of the centre and r is the radius

Here (h, k) = (- 5, 4) and r = 12 ÷ 2 = 6 , thus

(x - (- 5))² + (y - 4)² = 6², that is

(x + 5)² + (y - 4)² = 36

3 0
3 years ago
you use a garden hose to fill a wading pool if the water level rise 12 centimeters every 5 minutes and you record the data point
Shalnov [3]
15/3= 5
so 5 x 12 = 60
4 0
2 years ago
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