Find the points of intersection of the line represented by the equation 7x + y= - 2 with y-axis. Check whether the point (2, 1) is a solution set of thegiven equation.
7x + y = - 2
â´ y = - 2 - 7x = - (2 + 7x)
| X | 0 | -1 | 1 |
| y = -(2 + 7x) | -2 | 5 | -9 |
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