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torybobadilla
27.01.2020 •
Mathematics
Write the equation that represents this situation and then solve it. five less than one-half of a number is seven.
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Ответ:
Ответ:
Ответ:
Step-by-step explanation:
n
−
3
2
or
(
n
2
−
3
2
)
Explanation:
First, let's write "three less than the number". "less than the number" means to subtract from the number. So we can write:
n
−
3
.
Now we need to take one-half of this. This means to multiple by
1
2
. Taking what we previously wrote and multiplying by
1
2
gives:
(
1
2
)
⋅
(
n
−
3
)
→
n
−
3
2
or
(
n
2
−
3
2
)
Ответ:
Step-by-step explanation:
n
−
3
2
or
(
n
2
−
3
2
)
Explanation:
First, let's write "three less than the number". "less than the number" means to subtract from the number. So we can write:
n
−
3
.
Now we need to take one-half of this. This means to multiple by
1
2
. Taking what we previously wrote and multiplying by
1
2
gives:
(
1
2
)
⋅
(
n
−
3
)
→
n
−
3
2
or
(
n
2
−
3
2
)
Ответ:
3g^2 = 30+9g