Y = –3x + 2
<span>y = –3x + 4
</span>–3x + 2 = –3x + 4⇒
–3x + 3x = 4 - 2 ⇒
0x = 2
it has <span>no solutions, which is D</span><span>
</span>
First we need to find 75% of $450, so 450x.75=337.5
to find the markup we have to add 450+337.5 to get $787.5.
5 weeks. (This can be represented by the equation 7+.6x=10)
