2 years ago

3(x+4y)+5(2x-y) identify each of the properties used in each step

Mathematics

2 answers:

pashok25 [27]2 years ago

7 0

Answer:

distributive property is used in this equation

Step-by-step explanation:

Dmitrij [34]2 years ago

4 0

Answer:

3x + 12y +10x-5y

13x +7y

Step-by-step explanation:

You might be interested in

Help for brainliest please

tiny-mole [99]

Answer:

yes I know the answer.com

4 0

2 years ago

Read 2 more answers

HELP ASAP what is 9/10-5/10=

Fofino [41]

9/10 - 5/10

because the denominators are the same you keep it and just subtract the numerators

=4/10

This can be reduced to 2/5

6 0

2 years ago

Read 2 more answers

Can someone help? Math really, really sucks.

AveGali [126]

Please refer to the attachment for the answer and explanation. Hope it helps!!

4 0

1 year ago

Find the first partial derivatives of the function. (sn = x1 + 2x2 + ... + nxn; i = 1, ..., n. give your answer only in terms of

liq [111]

Answer:

∂u/∂xi = i·cos(sn)

Step-by-step explanation:

For u = sin(v), the partial derivative of u with respect to xi is ...

∂u/∂xi = cos(v)·∂v/xi

In this case, v=sn, and ∂sn/∂xi = i, so the derivatives of interest are ...

∂u/∂xi = i·cos(sn)

6 0

2 years ago

A box has dimensions of 17 inches long, 1.3 feet wide, and 8 inches high. What is the volume of the box? The formula for the vol

mestny [16]

<span>2121.6 cubic inches (in3) </span>

3 0

2 years ago