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Jet001 [13]
3 years ago
6

Plz help plz dont skip

Mathematics
1 answer:
marin [14]3 years ago
3 0

Option D: y-7=2(x+1) is the equation of line in point - slope form

Explanation:

Given that the slope is m=2 and the point (-1,7)

We need to determine the equation of the line in point - slope form.

The point - slope form can be determined using the formula,

y-y_1=m(x-x_1)

Let us substitute the point (-1,7) and the slope m=2 in the above formula.

Thus, we have,

y-7=2(x-(-1))

Simplifying the terms, we get,

y-7=2(x+1)

Thus, the equation of the line in point - slope form is y-7=2(x+1)

Therefore, Option D is the correct answer.

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What the answer for 14+1/7x=28
const2013 [10]

Answer:

98

Step-by-step explanation:

Subtract 14 from both sides (14-14 and 28-14)

The equation is now 1/7x=14

From here you have to get rid of the denominator of 1/7x so to cancel it out you must multiply both sides by 7.

1/7x · 7 = 1x

14 · 7 = 98

You then have the answer which is x = 98

6 0
3 years ago
Math Help Please....
DerKrebs [107]
  2x+10           x + 3
------------ = --------------
     10                 4

4(2x+10) = 10(x+3)
8x + 40 = 10x + 30
2x = 10
  x = 5

AE =2x+10 = 2(5) +10 = 20

answer
20 units

4 0
3 years ago
Read 2 more answers
Divide (–15x5 – 16x4 + 84x3 – 17x2 – 9x – 15) by (x – 8/5) using synthetic division.
xz_007 [3.2K]
Synthetic division work with the coefficient of the given polynomial expression

We have 
-15    -16   84   -17   -9   -15

and the divisor is:
x - ⁸/₅ = 0
x = ⁸/₅

Refer to the diagram below for the steps of synthetic division

Start by multiplying the first coefficient by the divisor, write the answer under the second coefficient, and then add the two values.

Repeat the steps until we use up all the remaining coefficients

The final values are the coefficients of the quotient and the last value is the reminder


6 0
3 years ago
Solve the following system of equations. What is the y value of the solution?
Svet_ta [14]

Answer:

y = 2

Step-by-step explanation:

x + 5y - 10 = 0

X = 4y - 8

since x is given as = 4y - 8 we can use this in first equation

replace x with 4y - 8

x + 5y - 10 = 0 ➡ 4y - 8 + 5y - 10 = 0 add like terms

9y - 18 = 0 add 18 to both sides of the equation

9y = 18 divide both sides by 9

y = 2

6 0
3 years ago
Read 2 more answers
Question in Picture<br> vvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvv
Crank

Answer:

Angle BOC = 28; Angle AOB = 21

Step-by-step explanation:

Because angle AOC = AOB + BOC you can set the equation:

2x+10 + 4x-15 = 49

<solve for x>

6x - 5 = 49

6x = 54

x= 9

<plug in x for the angles>

BOC = 2(9) +10 = 28

AOB = 4(9) - 15 = 21

6 0
3 years ago
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