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PSYCHO15rus [73]
3 years ago
12

-7X + 9 In the expresion show, which of the following is the variable

Mathematics
2 answers:
Gnesinka [82]3 years ago
7 0

Answer:

x

Step-by-step explanation:

the variable is always a letter and in this case it's x, but you''ll see others like a, b, c, anything really.

Nataliya [291]3 years ago
5 0

Answer:

x

Step-by-step explanation:

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Solve for X. x-9+2wx=y
iragen [17]

Answer:

x=(y+9)/(1+2w)

Step-by-step explanation:

x-9+2wx=y

We make x the subject

x+2wx=y+9

x(1+2w)=y+9

Divide both sides by (1+2w)

x(1+2w)/(1+2w)=y+9(1+2w)

x=(y+9)/(1+2w)

5 0
3 years ago
The larger of two numbers is 5 less that twice the smaller if their sum is 70, find the numbers
Vikentia [17]

Let the number be x and 2x-5 from the above given condition

x+2x-5=70

or

3x=75 s0 x=25

Hence, the number are 25 and 45


6 0
3 years ago
What are congruence of a triangle
Katen [24]

Answer:

it is when two triangles are similar to each other in every way.

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6 0
3 years ago
Red Hook High School has 480 freshmen. Of those freshmen, 333 take Algebra, 306 take Biology, and 188 take both Algebra and Biol
Aleksandr [31]
The answer is c
Explain
5 0
3 years ago
20=8+v i dont know how to do this
Tasya [4]
20 = 8 + v equals v = 12.

First,  subtract 8 from both sides. Your problem should look like: 20 - 8 = v
Second,  simplify 20 - 8 to get 12. Your problem should look like: 12 = v.
Third, switch sides to get v = 12, which is the correct answer.

6 0
3 years ago
Read 2 more answers
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