3 years ago

Identify a solution to this system of equations -4x+3y=23, x-y=-7

1 answer:

6 0

bearing in mind that a solution to a system of equations is where their graph intersect or meets, Check the picture below.

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Use the quadratic formula to solve the equation to the exact value or round to two decimal places.

lys-0071 [83]

First set everything to 0.
${x}^{2} + x - 5$
Giving you A= 1 , B= 1 and C= -5
Then input everything into the quadratic formula and either solve by hand or use a calculator.
Note exact values are found by hand, decimals are found using a calculator.

6 0

2 years ago

The sale price of a table is $472 it was 20% off what was the original price?

ira [324]

To solve, set an equation:

472=0.8x

Divide both sides by 0.8

472/0.8=0.8x/0.8

x=590

Answer: The original price was $590

5 0

2 years ago

Please answer all questions except D. It has already been answered. Will give brainliest, ty!

VashaNatasha [74]

Answer: c) 0.531441 = 0.53

e) 3.375 = 3.38 or 3.4

f)0.0289 =0.03

Step-by-step explanation: everyone will say that they will mark as brainliest but nobody does, you guys lie, but I still give the answers

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2 years ago

HURRY TImed Which of the following is equivalent to 3 1/3? A 1/27 B 1 C 3√3 D 1log33

Allisa [31]

Answer:

Step-by-step explanation:

3 1/3 is a mixed number, and is equivalent to 10/3.

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3 years ago

Hi guys, can anyone help me with this? Many thanks:)

natka813 [3]

Step-by-step explanation:

3 0

2 years ago