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vredina [299]
2 years ago
5

Courtney was making curtains from some fabric she had in her closet. She measured 7 3/4 yards of fabric and needed to make 4 cur

tains that were the same size. How much fabric does she need for each curtain? Estimate:​
Mathematics
1 answer:
ddd [48]2 years ago
8 0

Answer:

About 32

Step-by-step explanation:

It says 7 3/4 and she makes 4 curtains ESTIMATE!! So you round the 7 3/4 to 8 and do 8 x 4 since she made 4 curtains. Hope this helped!

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Mice21 [21]
1) 1 + 1 = 2

2) 1 - 1 = 0

3) 1 * 1 = 1

4) 1 / 1 = 1

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5 0
3 years ago
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What are the solutions to the equation 3x2 + 15x = 18?
jok3333 [9.3K]

3x {}^{2}  + 15x = 18

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2 years ago
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MakcuM [25]

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Korolek [52]

Answer:

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3 0
3 years ago
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Butoxors [25]
Let's solve your system by substitution.
2
x
−
3
y
=
1
;
3
x
+
2
y
=
6

Step: Solve
2
x
−
3
y
=
1
for x:
2
x
−
3
y
=
1
2
x
−
3
y
+
3
y
=
1
+
3
y
(Add 3y to both sides)
2
x
=
3
y
+
1
2
x
2
=
3
y
+
1
2
(Divide both sides by 2)
x
=
3
2
y
+
1
2

Step: Substitute
3
2
y
+
1
2
for
x
in
3
x
+
2
y
=
6
:
3
x
+
2
y
=
6
3
(
3
2
y
+
1
2
)
+
2
y
=
6
13
2
y
+
3
2
=
6
(Simplify both sides of the equation)
13
2
y
+
3
2
+
−
3
2
=
6
+
−
3
2
(Add (-3)/2 to both sides)
13
2
y
=
9
2
13
2
y
13
2
=
9
2
13
2
(Divide both sides by 13/2)
y
=
9
13

Step: Substitute
9
13
for
y
in
x
=
3
2
y
+
1
2
:
x
=
3
2
y
+
1
2
x
=
3
2
(
9
13
)
+
1
2
x
=
20
13
(Simplify both sides of the equation)

Answer:
x
=
20
13
and
y
=
9
13
6 0
3 years ago
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