Answer:
x=6
Step-by-step explanation:
2x+7=9x-35
-2x -2x
(two cancels out on left side and 9x becomes 7x)
7=7x-35
+35 +35
(35 cancels on right side and is added to left)
42=7x
/7 /7 (divide both sides by 7)
x=6
Answer:

Step-by-step explanation:
This is a 30°-60°-90° triangle, so automatically,
, and
.
I am joyous to assist you anytime.
Answer:
b.
Step-by-step explanation:
We have to find the equation which are true identity.
a.



b.

Using identity


It is true.
Hence, option b is true.
Answer:
You should buy 3 packages of beads that come in packages of 4 and 1 package of beads that come in packages of 12 to have an equal number of each of the different kinds of beads.
Step-by-step explanation:
Since the different kinds of beads Jen is using to make purses come in packages of 4 and 12, to determine what is the least number of each kind of bead Jen can buy to have an equal number of each of the different kinds of beads the following calculation must be performed:
12/4 = 3
4 x 3 = 12
Thus, you should buy 3 packages of beads that come in packages of 4 and 1 package of beads that come in packages of 12 to have an equal number of each of the different kinds of beads.
Answer:
4 x 10⁸
Step-by-step explanation:
Well 4 x 10⁸ is 400, 000, 000 which is the closest to 395, 280, 204. For future reference, the number of powers the 10 is raised to is the number of zeros it will have.