SOLUTION: Solve for each system by the substitution method
6x - 3y = 3
10x = y + 7
..
10x=[y]+7
-7 -7
----------
10x-7=y
+7 +7
-----------
10=y-7
+7 +7
y=17
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Question 374167: Solve for each system by the substitution method
6x - 3y = 3
10x = y + 7
..
10x=[y]+7
-7 -7
----------
10x-7=y
+7 +7
-----------
10=y-7
+7 +7
y=17
Plug it in the first equation
6x-3(17)=y
6x-51=3
+51 +51
--------
6x=54
/6
x=9
Check:
6(9)-3(17)=3
54-51=3
3=3
Answer by Bebita1992(4) (Show Source): You can put this solution on YOUR website!
Solve for each system by the substitution method
6x - 3y = 3
10x = y + 7
..
10x=[y]+7
-7 -7
----------
10x-7=y
+7 +7
-----------
10=y-7
+7 +7
y=17
Plug it in the first equation
6x-3(17)=y
6x-51=3
+51 +51
--------
6x=54
/6
x=9
Check:
6(9)-3(17)=3
54-51=3
3=3
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