3 years ago

C

Mathematics

1 answer:

tatuchka [14]3 years ago

3 0

Answer:

Step-by-step explanation:

because 2+2+2+2=8 pretty self explanatory

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The florist charges $31.75 for eight roses and five carnations. For one rose and three carnations, it cost $5.75. What is the co

Sedbober [7]

Cost for a carnation is $0.75

Step-by-step explanation:

Let,

Rose = x

Carnation = y

According to given statement;

8x+5y=31.75 Eqn 1

x+3y=5.75 Eqn 2

$Multiplying\ Eqn\ 2\ by\ 8\\8(x+3y=5.75)\\8x+24y=46 \ \ \ Eqn\ 3\\Subtracting\ Eqn\ 1\ from\ Eqn\ 3\\(8x+24y)-(8x+5y)=46-31.75\\8x+24y-8x-5y=14.25\\19y=14.25\\Dividing\ both\ sides\ by\ 19\\\frac{19y}{19}=\frac{14.25}{19}\\y=0.75$

Cost for a carnation is $0.75

Keywords: Linear equations, Addition

Learn more about linear equations at:

#LearnwithBrainly

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3 years ago

Select all the statements that apply to the concept of a residual

skelet666 [1.2K]

Answer:

first and second one, and fourth one

Step-by-step explanation:

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3 years ago

I need help with this question !

lidiya [134]

Answer:

3x -2 ≤ 2x +1

3x ≤ 2x +3

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on friday,718 peoole went to school play.on saturday,822 people went.about how many oeople saw the play altogether

IrinaVladis [17]

About 1540 people saw the play

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3 years ago

This is right or wrong, please anyone

BabaBlast [244]

Wrong,

You added when you were supposed to divide.

24/30 = 0.8

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