3 years ago

-4(5k-7) +2k= -2(9k+5)

Mathematics

1 answer:

Blababa [14]3 years ago

3 0

Answer:

no solutions

Step-by-step explanation:

-4(5k-7) +2k= -2(9k+5)

Distribute

-20k +28 +2k = -18k -10

Combine like terms

-18k +28 = -18k -10

Add 18k to each side

-18k+18k +28 = -18k+18k -10

28 = -10

This is never true so there are no solutions

You might be interested in

Write in standard form: <img src="https://tex.z-dn.net/?f=%28%5Cfrac%7B%5Csqrt%7B2%7D%7D%7B2%7D%20%2B%20%5Cfrac%7B%5Csqrt%7B2%7D

lutik1710 [3]

Answer:

-1

Step-by-step explanation:

$=(\frac{1}{\sqrt{2}}(1+i))^4\\=\frac{1}{4}(1+i)^2(i+i)^2\\=\frac{1}{4}(2i)(2i)\\=i^2\\=-1$

7 0

3 years ago

Determine weather the pair of sets is equal ,equivalent,both or neither

spin [16.1K]

Answer:

Equivalent

Step-by-step explanation:

The sets are not equal since computer science is not the same as algebra.

Equal means exactly the same

Equivalent means they have the same number of items in them

If they are equal, they are equivalent

7 0

3 years ago

Please help. Don’t understand these two math problems

marishachu [46]

For the first one the answer is 1.25 per mile.

For the second one the answer is the airplane will take 2 minutes to defend.

Hope this helps(:

6 0

3 years ago

Can someone help me wit this ?

solong [7]

Answer:

The answer is D

Step-by-step explanation:

6 0

3 years ago

Every five years in March, the population of a certain town is recorded. In 1995, the town had a population of 4,500 people. Fro

Soloha48 [4]

The answer is definitely 4,968

Remember to rate 5 stars

7 0

3 years ago

Read 2 more answers