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maria [59]
3 years ago
15

Solve for x 2x-1x=4​

Mathematics
2 answers:
san4es73 [151]3 years ago
7 0

in this situation x=4

Zigmanuir [339]3 years ago
3 0

Answer:8-4

Step-by-step explanation:2 times x Equals eight because for his x so it just means two times X equals four then you were at the - to the one times X which is X that is for so that would give you for that would be 8-4 and 8-4 gives you 4

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Could someone please help me with this thank you very much
elena-s [515]

Answer:

Answer for #10:

y = 2 \: and \: x = 1

Answer for #1:

x = 2 \: and \: y =  - 1

Step-by-step explanation:

In order to solve a simultaneous equation using the substitution method you have to:

Use one of the equation and substitute it into the other equation, in this case equation <em>B</em><em> </em>was substituted into equation <em>A</em><em>.</em>

<em>equ. \: a = (2x - 3y = 7) \\ equ. \: b = (x = 1 - y)</em>

Therefore since x = 1 - y, equation A would be:

2(1 - y) - 3y = 7 \\ (2 - 2y) - 3y = 7 \\  - 2y - 3y = 7 - 2 \\  - 5y = 5 \\ y =  - 1 \: and \: x = 2

8 0
2 years ago
A graduated cylinder that is 24 cm tall can hold 1 L of water.
shutvik [7]

Answer:

LOL i belive its 200 because i did this exact same thing yesterday for homework and got it right, if its not then i dont know what to say.

Step-by-step explanation:

8 0
3 years ago
Plotting these two equations on a graph.<br><br> p=6-2q<br> p=4+q
Mekhanik [1.2K]
Put into slope intercept form, y=mx+b where m=slope
p=-2q+6
slope is -2
subsitute values for q and get values for p
q=0, p=6
(q,p)
(0,6)
(1,4)

p=q+4
slope is 1
subsitutte
q=0,p=4
(q,p)
(0,4)
(1,5)


below are the graphs

7 0
3 years ago
SOMEONE PLEASE HELP ME ASAP PLEASEEE!!!​
JulsSmile [24]

Answer:

m-9

Step-by-step explanation:

12-9= 3

14-9= 5

18-9= 9

27-9= 18

4 0
3 years ago
Read 2 more answers
May anyone help please I don't understand so help anyone? <br><br> 21 points
Kipish [7]

Answer:

blue is less likely meaning a low percentage

brown is more likely to get because it has more then everyone else

Step-by-step explanation:

8 0
3 years ago
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