6:5. or 6/5 which ever way you choose
![[Hello,BrainlyUser]](https://tex.z-dn.net/?f=%5BHello%2CBrainlyUser%5D)
Answer:
$21.84
Step-by-step explanation:
.30
31.20 * .30=9.36
31.20 - 9.36 =21.84
The price of the shirt before the markup is $21.84.
[CloudBreeze]
Answer:
There are no choices, but
can be changes in the following ways: multiplying the numerator and the denominator by the same amount, or dividing the numerator and denominator by the same amount.
Hope it helps <3
Answer:
Any line with the same slope. In this case the slope is 1. For example, y=x+4 is parallel to y=x+7.
After manipulating above equation we get, 2x^2 - 7x - 8= 0. Discriminant= b^2 - 4ac = (-7)^2 - 4(2)(-8) = 113>0. So there are 2 real roots :)