2 years ago

How many lengths of pipe 2 1/3 ft long can be cut from a pipe that is 63 ft long? Assume there is no kerf.

Mathematics

1 answer:

Zinaida [17]2 years ago

7 0

The answer is 27ft long

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Expand and simply x(2x + 3) + 5( x - 7)

zalisa [80]

Answer:

2x² + 8x - 35

Step-by-step explanation:

x(2x + 3) + 5(x - 7) ← distribute both parenthesis

= 2x² + 3x + 5x - 35 ← collect like terms

= 2x² + 8x - 35

6 0

2 years ago

Mathilda has 20 pints of green paint. She uses 2/5 of it to paint a landscape and 3/10 of it while painting a clover. She decide

sleet_krkn [62]

2/5 of 20 = 8.

3/10 of 20= 6.

8+6=14. So 20-14= 6

She needs 14 pints, so you subtract 6 from that. Your final answer should be 8 pints.

7 0

2 years ago

Read 2 more answers

Mr. Altamirano opens an account with a simple interest on an account with $1000 at 3% annually for 9 months. How much interest d

gladu [14]

Answer:

1022.50

Step-by-step explanation:

1000*.03= 30. (12mos interest)

30/4=7.50 quarterly interest

7.50x3 (9mos)= 22.50 interest

7 0

3 years ago

Is this a proportional relationship c=7n+2

just olya [345]

Answer:

Step-by-step explanation:

A proportional relationship must go through (0,0)

c=7n+2

0 = 7(0) +2

0 = 2

This is not true so it is not a proportional relationship

8 0

3 years ago

Rewrite in simplest radical form <br> 1/x^−3/6<br> Show each step of your process please!

Romashka [77]

$\frac{1}{a^{-b} } =a^b \\c^{ \frac{a}{b} }= \sqrt[b]{c^a} \\ \\ \frac{1}{x^{- \frac{3}{6} }}=\frac{1}{x^{- \frac{1}{2} }} =x^ \frac{1}{2} = \sqrt[2]{x^1} = \sqrt{x}$

8 0

3 years ago