Step-by-step explanation:
because we can also find out the value of x in second equation like this
3x=21
x=21/3
x=7
Answer:
D
Step-by-step explanation:
u make subject of fomula x then divide by
What line? I can't see any image.
Answer:
i BELIEVE ITS
Step-by-step explanation:
5 [13 + 10 = (3 + 2)] + 9 x 2
65+50=25+18
115=43
The answer is: 12 centimeters.
The explanation is shown below:
1. By definition, all four sides of the square are equal and the diagonals are equal too.
2. Keeping the information above on mind, you know that AC and BD are equal:

3. Then, the length of BD is twice BE. So, you can calculate it as following:


4. Therefore, the lenght of AC is:
