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umka2103 [35]
3 years ago
6

Need help with number 8

Mathematics
1 answer:
Evgen [1.6K]3 years ago
8 0

The slope-point formula of a line:

y-y_1=m(x-x_1)

We have:

m=2,\ (-8,\ 1)\to x_1=-8,\ y_1=1

Substitute:

y-1=2(x-(-8))\\\\\boxed{y-1=2(x+8)}

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Given the linear function of 3x-7y=14, determine the ordered pair where the line crosses the y axis. Remember to write your answ
mrs_skeptik [129]

Answer:

(0, -2)

Step-by-step explanation:

The equation of y axis is x = 0. So, the y intercept is located at point (0, b). Therefore we can substitute 0 into x in the given equation to find b and hence the coordinates of the y intercept.

3x - 7y = 14

3*0 - 7y = 14

-7y = 14

y = -2

6 0
1 year ago
What is 0.194 with only thhe 9 and 4 repeating as a fraction?
nirvana33 [79]
193/990 Would be the answer. If you want the steps to find it, just ask.
5 0
3 years ago
Solve 0= 2t^3-21t^2+ 40t
sukhopar [10]
0=2t^3-21^2+40t
switch sides
2t^3-21t^2+40t=0
solve factoring 
t(t-8)(2t-5)=0
using the zero factor principle
t=0

solve
t-8=0:t=8
solve
2t-5=0:t= \frac{5}{2}
t=0,t=8,t= \frac{5}{2}
Hope this helps

4 0
3 years ago
Two movie tickets and 3 snacks are $24.two movie tickets and 5 snacks are $28.how much is a movie ticket and how much is a snack
maks197457 [2]

Answer:

S: $0.18

T: $11.73

Step-by-step explanation:

T=tickets

S=snacks

2t+3s=24

5s=28

Divide 5 with 28.

Roughly $0.18

s=0.18.

2t+3(0.18)=24

2t+0.54=24

Subtract 0.54:

2t+0.54-0.54=24-0.54

2t=23.46

Divide 2:

t=11.73

So A snack is $0.18, and a ticket is $11.73

Hope this helped!

4 0
3 years ago
What is the best interpretation of c(20) = 65 in terms of the problerm?
Levart [38]

Answer:

I think C would be 3.25

Step-by-step explanation:

Because if you divide 65/20+3.25 sorry if i'm wrong.

5 0
3 years ago
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