Question

5x + 2y = 5
3x - y = 14
Which of the following equations is not a result of solving the system of equations by addition?
a.11x = 19
b.11y = -55
c.11x = 33

Answer 1

3, -5

Answer 2

a.

Answer 3

Saifoo, wolframalpha won't solve this one for you. :P

Answer 4

saifoo:) im so glad your on right now

Answer 5

a.11x = 19

\[11(3) \neq = 19\]

Answer 6

mlhuyck: if a similar question appeared on your test, would you know how to solve it? I can explain it if need be.