For this case, the first thing we must do is define a variable.
We have then:
x: unknown number
Doing the multiplication we have:

From here, we clear the value of x.
We have then:

Therefore, we have:
Answer:
7 times 1/7 equals 1
Answer:
1 + 1 = 2
Step-by-step explanation:
1 and 1 = 2 1 and 1 =2 1+1=2 1+1=2
Add them. Pentagram interior angle is 540. 105+101+112+113=431. 540-431=109 Hence, 109 is the answer. Please brainliest.
Answer:
9+8
Step-by-step explanation: