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23 votes
23 votes
Y=2x+6
y = 2x-1
Solve for X and Y

User Johan Pelgrim
by
3.2k points

1 Answer

29 votes
29 votes

Answer:

no solution

Explanation:

y = 2x + 6 → (1)

y = 2x - 1 → (2)

substitute y = 2x + 6 into (2)

2x + 6 = 2x - 1 ( subtract 6 from both sides )

2x = 2x - 7 ( subtract 2x from both sides )

0 = - 7 ← not possible

This indicates the system of equations has no solution

User Mador
by
3.1k points