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katen-ka-za [31]
3 years ago
14

Solve the following please

Mathematics
2 answers:
Bumek [7]3 years ago
7 0

Answer:

4

Step-by-step explanation:

7+2x÷3=5

7+2x=5*3

7+2x=15

15-7=2x

8=2x

x=8÷2

x=4

Dima020 [189]3 years ago
5 0

Answer:

x=4

Step-by-step explanation:

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Helen [10]
\frac{3}{5} × 4 \frac{1}{6}

First, convert 4\frac{1}{6} to an improper fraction. Use this rule: a \frac{b}{c} = \frac{ac+b}{c} / Your problem should look like: \frac{3}{5} × \frac{4x6+1}{6}
Second, simplify 4 × 6 to 24. / Your problem should look like: \frac{3}{5} × \frac{24+1}{6} 
Third, simplify 24 + 1 to 25. / Your problem should look like: \frac{3}{5} × \frac{25}{6}
Fourth, apply this rule: \frac{a}{b} × \frac{c}{d} = \frac{ac}{bd} / Your problem should look like: \frac{3x25}{5x6}
Fifth, simplify 3 × 25 to 75. / Your problem should look like: \frac{75}{5x6}
Sixth, simplify 5 × 6 to 30. / Your problem should look like: \frac{75}{30}
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Answer: 2 \frac{1}{2}

5 0
3 years ago
What solid 3D object is produced by rotating the rectangle about line m?
Roman55 [17]

Answer:

A. A cylinder with diameter 8 units

Step-by-step explanation:

∵ The <u>line</u> m is the <em>central axis</em>

So the radius is 4 units. ∴ Diameter is 8 units.

∵ The picture is a <em>rectangle</em>.

[ The <em>rectangle rotates</em> are its side to form a <em>cylinder</em> ]

So a cylinder with diameter 8 units.

The answer is A.

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2 years ago
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x makes a linear pair with 120 degrees, so is supplementary:

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3 years ago
Aaron and Belinda went swimming. Aaron swam 575 meters. This is 150 more meters than Belinda swam. Write and solve an addition e
creativ13 [48]

Answer:

Belinda swam 425 meters

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575=150+x

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0 0
3 years ago
PLEASE HELP ME
defon

Answer:

(x+5) (x-3)

Step-by-step explanation:

5 times -3= -15

5 + -3 = 2

8 0
3 years ago
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