Substitute x = -1 into the equation:
3(-1) - 7y = 19
-3 - 7y = 19
-7y = 19 + 3
-7y = 22
y = 22/-7
y = -22/7 or approximately -3.14
Solve the equation for y. Then find the value of y for each value of x. 3x-7y=19;x=-1,0,1
When x,=-1 the value of y is
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