2x-5y=-28 3x+15y=3 Solve by Substitution
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Answer:
The value of x is -9 and y is 2.
Step-by-step explanation:
Given equation are
To solve a pair of equations using substitution, first solve one of the equations for one of the variables. Then substitute the result for that variable in the other equation.
From equation (1)
Substituting the value of y in equation (2), we get the value of x
Substituting the value of x in equation (3) , we get
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