## Algebra 1

a) $y$ doubles b) $y$ is halved
a) $y=3x$ (factor of 3) $y=3*(2x)$ $y=3*2(x)$ (factor doubles to 6) b) $xy=10$ $y=10/x$ $(2x)y=10$ $xy = 10/2$ $xy = 5$ $y=5/x$