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lizzyboo32
25.01.2021 •
Mathematics
Solve the system of equations using subtraction. y = -2x + 1 4x + 2y = -3 a. Infinity many solutions b. No solution c. (0,-5) d. (-5,0)
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Ответ:
Given:
The given system of equation is:
To find:
The solution of given system of equations using subtraction.
Solution:
We have,
First equation can be rewritten as
After subtracting (ii) from (iii), we get
This statement is false because
. It means, there is no value of x and y for which the given system of equations are true.
Therefore, the given system of equations has no solution and the correct option is b.
Ответ:
(1+1+3)*3=x*2= 30!
so 30 is your answer