Make x the subject of this formula: 2x - 5 = 7

Mathematics

1 answer:

Yuki888 [10]2 years ago

6 0

Answer:

Step-by-step explanation:

You can simply do 7 + 5 = 12. Then, 12 divided by 2 equals 6. Your answer for x is 6. 2 times 6 is 12. 12 minus 5 is 7.

You might be interested in

The experimental probability of rain in a certain town is 20 percent. In the next 45 days, how many days can one expect it to ra

Hatshy [7]

hope this helps :)

8 0

2 years ago

5. The circumference of a base of a cylinder is 176cm and its height is 60cm,

Levart [38]

Answer:i don,t have the answer but i can tell you this with volume you have to do length times width times height

Step-by-step explanation:

sorry that i don,t have the answer that you were hoping for

4 0

3 years ago

Read 2 more answers

Help please; I need the right answer

Ad libitum [116K]

Answer:

Step-by-step explanation:

$\cos x+\sqrt{2}=-\cos x \\ 2\cos x = -\sqrt 2 \\ \cos x = -\dfrac{\sqrt 2}{2}\\ \\ \Rightarrow x = \pm \arccos\Big(-\dfrac{\sqrt 2}{2}\Big)+2k\pi,\quad x\in \mathbb{Z}\\ \Rightarrow x =\pm\dfrac{3\pi}{4}+2k\pi\\ \\ \\k = -1 \Rightarrow x < 0\\\\ k=0 \Rightarrow x 2\pi$