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LUCKY_DIMON [66]
2 years ago
13

Guided Practice

Mathematics
2 answers:
7nadin3 [17]2 years ago
7 0

Answer:

C.

4x – y = 7

Step-by-step explanation:

Write in standard form.

4

x

−

y

=

7

y

=

4

x

−

7

The standard form of a linear equation is  

A

x

+

B

y

=

C

.

Rewrite the equation with the sides flipped.

4

x

−

7

=

y

Move all terms containing variables to the left side of the equation.

Tap for more steps...

4

x

−

y

−

7

=

0

Add  

7

to both sides of the equation.

4

x

−

y

=

7

variable

A letter used to represent a number value in an expression or an equation.

equation

A mathematical statement that says two expressions have the same value; any number sentence with an  

=

.

jolli1 [7]2 years ago
4 0
The answer your looking for is A
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Kathy buys a bicycle after a 30% markdown. The original price was $490.00. What did<br> she pay?
Umnica [9.8K]

Answer:

$343

Step-by-step explanation:

To get 30% of 490 we divide 30% by 1

30% ÷ 1 = 147

Now, we subtract 490 by 147

490 - 147 = 343

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Angle A and angle B sums up to 180 (interior angles)

6x - 35 + 3x + 53 = 180
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7 0
2 years ago
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450 g in the ratio 2:13
jonny [76]

450 g in 2:13

<u>Total proportion asked for </u>=2+13=15

<u>Now comparing g with ratio, or whatever </u>

450/15=30g \implies Therefore 1 in ratio depicts of 30g

So final answer = \boxed{60g : 390g}

\huge\mathfrak\colorbox{white}{}

More to know, daily bit of knowledge: The Binomial Theorem:

\boxed{{(a+b)} ^n= \sum_{k=0}^{n}\binom{n}{k} a^{n-k}b^{k}}

3 0
2 years ago
There are some nickels, dimes, and quarters in a large piggy bank. For every 2 nickels there are 3 dimes. For every 2 dimes ther
Novay_Z [31]

Answer:

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Step-by-step explanation:

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3 years ago
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