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Mathematics, 13.01.2021 20:30 lindseyr190
ASAP BRAINLIEST
1- One number is 10 less than twice another. If their difference is 31, what is the larger number?
87
72
75
2-
Given the system of equations, what is the solution?
2x + y = 7
2x - 3y = -1
{( , 2)}
{(2, )}
{(1, )}
3-
Which of the following systems is equivalent to the given system?
x - y = 1
x + y = -1
2x - 3y = 6 and 4x + y = 4
4x - 3y = 6 and 4x - y = -4
4x + 3y = -6 and 4x - y = 4
4- Given the system of equations, match the following items.
2x + y = -1
x - 5y = 4
5-
If the second equation is multiplied by 5 and then the equations are added, the result is .
x + 5y = 3
2x - y = -2
9x = 13
11x = -7
9x = -7
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