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2 years ago

What kind of equation is 4x+3y=7

Mathematics

1 answer:

s344n2d4d5 [400]2 years ago

5 0

Answer:

linear equation with two variables

Step-by-step explanation:

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How do you put 27% ,miles per hour , 42% and 45 in a sentence

Serjik [45]

There are a number of possible combinations for this open-ended question, so here's an example question and answer, in which the two are non-related:
James' car is going at 45 miles per hour, and that is 42% of his maximum speed. How much slower does James have to go to be 27% of his maximum speed?
Amy's car used to be able to go at 45 miles per hour as 42% of her maximum speed, but due to the new upgrade, 45 miles per hour is now only 27% of her maximum speed.

7 0

2 years ago

WILL MARK BRAINIEST, QUESTION IS HARD, Ann works for a city’s parks and recreation department. She is looking for some commercia

MrRa [10]

Answer:

$x =320$

Step-by-step explanation:

Given

$x^2 + 200x = 166400$

Required

Find x

We have:

$x^2 + 200x = 166400$

Rewrite as:

$x^2 + 200x - 166400 = 0$

Expand

$x^2 + 520x - 320x - 166400 = 0$

Factorize

$x(x + 520) - 320(x + 520)= 0$

Factor out x + 520

$(x - 320) (x + 520)= 0$

Split

$x - 320 = 0\ or\ x + 520= 0$

Solve

$x = 320\ or\ x =- 520$

Side length must be positive;

So:

$x = 320$

4 0

2 years ago

A recipe requires 1/5 cup of milk for each 1/4 cup of water. How many cups of water are needed for each cup of milk?

Lelechka [254]

Answer:

1 1/4

Step-by-step explanation:

trust my guy just keep adding until you get 1 cup of milk

4 0

2 years ago

PLEASE HELP ME! :) A) A B) B C) C D) D

zheka24 [161]

Pretty sure it's C ~~~~~~~~~~~~~~

4 0

2 years ago

What’s the answer and how do u get it

SCORPION-xisa [38]

9514 1404 393

Answer:

(d) domain: 0 ≤ x ≤ 4; range: -1 ≤ y ≤ 7

Step-by-step explanation:

The graph of the inverse of a function is a reflection of the function's graph across the line y=x. The table values are obtained by swapping the x- and y-labels. This is shown in the attachment.

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2 years ago