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lutik1710 [3]
3 years ago
10

| 7x-2 | +3 = -1 solve for x

Mathematics
1 answer:
seropon [69]3 years ago
6 0

Answer:

x = -2/7 or

x = 6/7

Step-by-step explanation:

|7x-2| + 3 = -1  subtract 3 from both sides

|7x-2| = -4 now there are two probabilities

7x-2 = -4 or

7x-2 = 4 if first probability the value of x would be:

7x-2 = -4 add 2 to both sides

7x = -2 divide both sides by 7

x = -2/7 for the second probability the value of x would be:

7x-2 = 4 add 2 to both sides

7x = 6 divide both sides by 7

x = 6/7

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Please Help Me!
alex41 [277]

Answer:

✔️2 sets of corresponding angles

<D and <S

<R and <L

✔️2 sets of corresponding sides

DR and SL

RM and LT

Step-by-step explanation:

When two polygons are congruent, it implies that they have the same shape and size. Therefore, their corresponding angles and sides are congruent to each other.

When naming congruent polygons, the arrangement of the vertices are kept in a definite order of arrangement.

Therefore, Given that polygon DRMF is congruent to SLTO, the following angles and sides correspond to each other:

<D corresponds to <S

<R corresponds to <L

<M corresponds to <T

<F corresponds to <O

For the sides, we have:

DR corresponds to SL

RM corresponds to LT

MF corresponds to TO

FD corresponds to OS.

We can select any two out of these sets of corresponding angles and sides as our answer. Thus:

✔️2 sets of corresponding angles

<D and <S

<R and <L

✔️2 sets of corresponding sides

DR and SL

RM and LT

4 0
3 years ago
Can anyone pls help me in math&lt;3
FinnZ [79.3K]

Answer:

Third number is 12

Step-by-step explanation:

Let \displaystyle \large{d} be common difference & \displaystyle \large{x} be the third number. Set up the following equations:

\displaystyle \large{x-2d=-2 \to (1)}\\\\\displaystyle \large{x+2d=26 \to (2)}

Solve the simultaneous equation for x-term:

\displaystyle \large{2x=24}\\\\\displaystyle \large{x=12}

Let’s make sure that we get accurately answer. Substitute x = 12 in any equations which I’ll choose (1):

\displaystyle \large{12-2d=-2}\\\\\displaystyle \large{-2d=-14}\\\\\displaystyle \large{d=7}

Now add each terms with common difference as 7:

-2+7 = 5

5+7 = 12

12+7 = 19

19+7 = 26

So our pattern is -2, <u>5</u>, <u>12</u>, <u>19</u>, 26. Since the question only asks for third number then the answer is 12

8 0
2 years ago
At a track meet, Samma finished the 200-meter race in 25.98 seconds. Tom finished the 100-meter race in 12.54 seconds. Which run
ANEK [815]
Time = distance / speed

Samma : 200/25.98 = 7.70 meters per second
Tom : 100 / 12.54 = 7.97 meters per second

so the faster runner is Tom
8 0
3 years ago
Convert the following equation into slope intercept form 7x+y=7
Gwar [14]
7x+y=7
in a slope intercept form
y=-7x+7
where,
slope(m)=-7 & c=7
5 0
4 years ago
Read 2 more answers
Simplest form and answer
Alinara [238K]

Answer: 4 / 9

Solution:

Step 1: Simplify the possible terms in the equation

2/5 * 10/9

= 2 * 2 / 9   ( 10 would be cancelled out by 5 )

Step 2: multiply the remaining terms

= 4 / 9 Answer

Hope this solution will help you understand the question!  

Tip: you can recheck the answer by a calculator, until you get a good grasp on the method. Always double check the answer or it will may cost you marks


4 0
3 years ago
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