Question

help

Answer 1

\[1.5x + 0.3y - 1 = 0 \]
\[-0.3y = 1.5x - 1 \]
\[ y=\frac{ 1 }{ 0.3 }\]

Answer 2

I cant figure out how y = -1?

Answer 3

1.5x + 0.3y - 1 = 0 --- multiply by 10
15x + 3y - 10 = 0
3y = -15x + 10
y = -5x + 10/3

I am getting this..??

Answer 4

y did u multiply it by 10?

Answer 5

to make the decimals go away....I find it easier to work with when there is no decimals

Answer 6

so we wouldn't get marks deducted in tests or get the answer wrong if its times by "10"
??