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tresset_1 [31]
3 years ago
7

How is solving equations different from solving inequalities?

Mathematics
1 answer:
Evgen [1.6K]3 years ago
7 0

Answer: Sometimes you may have to flip the sign on inequalities when your dividing or multiplying by a negative.

Step-by-step explanation:

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The house was bought for $ 500 and sold for $ 700 what percentage profit did they gain?
jonny [76]

Answer: 40%

Step-by-step explanation:

700 - 500 = 200

200 / 500 = 40%

6 0
3 years ago
Mr. And Mrs. Storey drove 3,200 miles in all during their vacation. Mr Storey drove 3 times as many miles as Mrs. Storey. Howany
umka21 [38]
If the ratio of miles is
.. mr : mrs = 3 : 1
The total number of "ratio units" is 3+1 = 4, so each one stands for 3200/4 = 800 miles.

Mr Storey drove 3*800 = 2400 miles
Mrs Storey drove 1*800 = 800 miles
5 0
3 years ago
Hey! There is a link and I need help with these 3 problems for math. Pls give me awnsers and I will mark brainlist, have a good
Soloha48 [4]
1: 9x+3
2: 3m^2+9m-7
3: 3x^2+3y^2+y+4

Those are all of the answers in order! I hope this helps.
8 0
3 years ago
Read 2 more answers
I need your help pls
Zielflug [23.3K]

Answer:

1. Let the number is x

a) 8 more than 4 times a number is 28

<u>Required equation:</u>

  • 4x + 8 = 28

b) <u>Example would be:</u>

Four teams of same number of members joined together and the team of eight joined them adding up to 28 people.

3.

  • Height - h, length - l
  • h = 1/3l
  • h = 5 feet, l = ?

    ----

  • l = 3h
  • l = 3*5 = 15 feet

8.

<u>Equation:</u>

  • 6a - 16 = b

<u>Example situation:</u>

6 packs of each containing a number of items. It was reduced by 16 (sold) and b number of items left in the stock.

<u><em /></u>

<u><em>Note</em></u>. <em>You need to add your details to the examples.</em>

<em />

8 0
2 years ago
How do solve an equation?
jolli1 [7]
You simplify both sides and isolate the variable.
3 0
3 years ago
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