Answer:
Answer is b or 10.
Step-by-step explanation:
The reason for this is that you will just plug in all the answers in x and the answer has to match 15.
So...
2(10) - 5 = 15
15 = 15
This is true so the answer is 10.
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Answer:
2
Step-by-step explanation:
2+2=2 and then 1 come now you have 1 2 and 1 1
Answer:
The 4 in the hundreds place has a value 10 times as great as the 4 in the tens place.
Step-by-step explanation:
440 = 400 + 40 + 0
the hundreds place is worth 400 here
it is worth 10x the tens place (40 here)
Answer:
29
Step-by-step explanation:
57+x=86
x=86-57
x=29
Answer:
E. 1/2
Step-by-step explanation:
Divide by 2, then make use of the Pythagorean identity for sine and cosine.
sin(x)^2 +cos(x)^2 = 2a
1 = 2a . . . . . . . sin²+cos²=1
1/2 = a