Question

Solve

x + 2y = 13
4x + 8y = –9

Answer 1

no solution

Answer 2

they are parallel

Answer 3

thanks

Answer 4

to solve these, do i just find the lines and then write what the lines are?

Answer 5

for unique solution,
\[\frac{a _{1}}{a _{2}}\neq \frac{b _{1}}{b _{2}}\]
for infinite solutions,
\[\frac{a _{1}}{a _{2}}=\frac{b _{1}}{b _{2}}=\frac{c _{1}}{c _{2}}\]
for no solution,
\[\frac{a _{1}}{a _{2}}=\frac{b _{1}}{b _{2}}\neq\frac{c _{1}}{c _{2}}\]