Answer:
Step-by-step explanation:
Let the number be x
<u>Four times a # added to -7:</u>
<u>Sum of four times the # and 6:</u>
<u>Subtracted from twice the Sum:</u>
- 2(4x + 6) - (4x - 7) =
- 8x + 12 - 4x + 7 =
- 4x + 19
Answer:
Option (4)
Step-by-step explanation:
Definition of a ray states that a segments which connects two points but extending only in one direction infinitely is called as Ray.
Opposite rays will have a common end but the direction of the arrows will be different.
Therefore, from the picture attached,
Opposite rays will be PA and PB.
Option (4) will be the correct option.
Answer:
x=16
Step-by-step explanation:
- Just divide it as a decimal (40/2.5)
\boldsymbol{\mathbf{4 ounces water we need to add.}}
An after shave lotion contains 45% of ethyl alcohol
i.e 100% - 45% = 65% nonalcoholic
As mentioned, we have 8 ounces of fluid and that contains 45% of ethyl alcohol.
i.e
We need fluid which 70% nonalcoholic.
i.e 100 - 70 = 30% of alcohol.
Then there is already 3.6 ounces of alcohol in fluid.
As required, Let consider 3.6 ounce is 30% of alcohol.
70% must be other liquid.
That is equal to =
=
= 8.4 Ounces Of other liquid.
Then total ounces of the lotion is
= 3.6 + 8.4
= 12 ounces.
Water required to add is,
= 12 - 8
=
Answer:
5
Step-by-step explanation:
15 × = 5