hbhdnjdndj1867
27.03.2020 •
Mathematics
There are 28 students in the class. 12 boys and 16 girls. Write a ratio
that represents a part-part relationship. URGENT
Solved
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Ответ:
3:4
Step-by-step explanation:
Simplify the given ratio
Ответ:
answer:
5
x
+
16
(
x
+
4
)
(
x
+
6
)
step-by-step explanation:
to write
x
+
2
x
+
4
as a fraction with a common denominator, multiply by
x
+
6
x
+
6
.
x
+
2
x
+
4
⋅
x
+
6
x
+
6
−
x
−
1
x
+
6
to write
−
x
−
1
x
+
6
as a fraction with a common denominator, multiply by
x
+
4
x
+
4
.
x
+
2
x
+
4
⋅
x
+
6
x
+
6
−
x
−
1
x
+
6
⋅
x
+
4
x
+
4
write each expression with a common denominator of
(
x
+
4
)
(
x
+
6
)
, by multiplying each by an appropriate factor of
1
.
tap for more
(
x
+
2
)
(
x
+
6
)
(
x
+
4
)
(
x
+
6
)
−
(
x
−
1
)
(
x
+
4
)
(
x
+
4
)
(
x
+
6
)
combine the numerators over the common denominator.
(
x
+
2
)
(
x
+
6
)
−
(
x
−
1
)
(
x
+
4
)
(
x
+
4
)
(
x
+
6
)