3 years ago

Gears A and B turn together. Gear A turns 20 times when

1 answer:

7 0

Answer: Gear B turns 90 times when gear A turns 60 times

Step-by-step explanation: To solve this you just 30x3=90

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DaniilM [7]

Answer:

k = 168

Step-by-step explanation:

$4= \frac{k}{42}$ rewrite the equation

$42 * 4=\frac{k}{42} *42$ Multiply 42 to isolate k. Do the same on the other side

42 * 4 = 168 When you do that you get 168.

8 0

3 years ago

Rainbow [258]

18-7+6=17

17 cans are on the shelf.

3 0

3 years ago

Mrrafil [7]

The answer to your question is option b because opposite angles in a quadrilateral are equal to one another

7 0

3 years ago

aleksklad [387]

Answer:

I don't know if it's correct

but I tried

Step-by-step explanation:

let the angle be x

20+4x+x=180

20+5x=180

5x=160

x=32

5 0

3 years ago

Yuri [45]

$f(x) = \dfrac{x}{2} - 2$

$g(x) = 2x^2 + x - 3$

$(f + g)(x) = \dfrac{x}{2} - 2+ 2x^2 + x - 3$

$(f + g)(x) = 2x^2 + \dfrac{3}{2}x - 5$

7 0

3 years ago