Step: Solve
2
x
+
y
=
3
for y:
2
x
+
y
=
3
2
x
+
y
+
−
2
x
=
3
+
−
2
x
(Add -2x to both sides)
y
=
−
2
x
+
3
Step: Substitute
−
2
x
+
3
for
y
in
4
x
+
3
y
=
1
:
4
x
+
3
y
=
1
4
x
+
3
(
−
2
x
+
3
)
=
1
−
2
x
+
9
=
1
(Simplify both sides of the equation)
−
2
x
+
9
+
−
9
=
1
+
−
9
(Add -9 to both sides)
−
2
x
=
−
8
−
2
x
−
2
=
−
8
−
2
(Divide both sides by -2)
x
=
4
Step: Substitute
4
for
x
in
y
=
−
2
x
+
3
:
y
=
−
2
x
+
3
y
=
(
−
2
)
(
4
)
+
3
y
=
−
5
(Simplify both sides of the equation)
Answer:
x
=
4
and
y
=
−
5
Answer:
x=333.33%
Step-by-step explanation:
hello
you can resolve this by using the rule of 3,let´s see
75 oranges =100%
250 oranges = x%?
75 oranges* x%=250 oranges *100%
x=333.33%
Have a great day.
It is 30 degrees. Add 90 and 60 to get 180. Then subtract that from 180, since all triangles interior angles add to 180. You’ll get 30.
Answer:
h = 6
Step-by-step explanation:
πr²h = 384π
Divide by pi on both sides.
r²h = 384
8²h = 384
64h = 384
Divide by 64 on both sides to isolate h.
h = 6
Answer:
1/3
Step-by-step explanation:
Hope i helped you
