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3 votes
Solve the pair of simultaneous equations:
2x + y=7
x-2y+1

2 Answers

5 votes
This is middle school right
User Juhist
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4 votes
2x + y = 7 is an eqn of a straight liney = -2x +7with a slope of -2, and an intercept of 7 the table is for a straight line with a positive slope of 2found from e.g using the first two points in the table: (1 - -1)/(-3 -  -4) = 2and an intercept of 7y = 2x + 7 or-2x + y = 7
User Diego Marcos
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7.5k points