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Natali [406]
3 years ago
10

The equation 4 ( x - 2 ) = 100 is a true equation for a particular value of x. Explain why 2 ( x - 2 ) = 50 is also true for the

same value of x.
Mathematics
1 answer:
KatRina [158]3 years ago
3 0

Answer:

a) 4(x - 2) = 100

4x - 8 = 100

4x = 92

x = 23

b) 2(x - 2) = 50

2x - 4 = 50

2x = 46

x = 23

Step-by-step explanation:

When solving for x in both equations, we get the same value of x which makes that statement true.

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Jin, Deb, and Bashir raised $135.78 for their soccer team. Deb raised $34 less than Bashir, who raised $29 more than Jin.
timurjin [86]

Money raised by Jin = x = 37.26

Money raised by Bashir = x + 29 = 37.26 + 29 = 66.26

Money raised by Deb = x - 5 = 37.26 - 5 = 32.26

<h3>What is an equation?</h3>

An equation is an expression that shows the relationship between two or more numbers and variables.

Let x represent the amount raised by Jin, hence:

Money raised by Bashir = x + 29

Money raised by Deb = x + 29 - 34 = x - 5

Hence:

x + x + 29 + x - 5 = 135.78

Money raised by Jin = x = 37.26

Money raised by Bashir = x + 29 = 37.26 + 29 = 66.26

Money raised by Deb = x - 5 = 37.26 - 5 = 32.26

Find out more on equation at: brainly.com/question/2972832

#SPJ1

8 0
2 years ago
Which lines in the graph have a slope greater than 1 but less than 2?
kkurt [141]

Answer:

<em>The only lines in the graph that have a slope greater than 1 and less than 2 are Line 3 and LIne 4.</em>

Step-by-step explanation:

<u>The Slope of a Line</u>

Since all the lines pass through the origin, the slope can be easily calculated by dividing the y-coordinate by the x-coordinate of the marked endpoint.

For line 1:

m= 6/2 = 3

For line 2:

m= 6/3 = 2

For line 3:

m= 6/4 = 1.5

For line 4:

m= 6/5 = 1.2

For line 5:

m= 6/6 = 1

The only lines in the graph that have a slope greater than 1 and less than 2 are Line 3 and LIne 4.

6 0
3 years ago
The are of a rectangular city park is 25/54 square miles. The length of the park is 5/9 mile. What is the with, in miles, of the
Afina-wow [57]
A=L•W
25/49=5/9•W

25/49=5/9•W
/ 5/9. / 5/9. (Divided by 5/9)




Answer- about .918 miles
4 0
4 years ago
Tickets to the movies cost $24 for 1 adult. The price of 1 child was 2/3 of that price. How much did a family with 2 adults and
Neko [114]
Tickets are 24$ for 1 adult.

Two thirds of 24 will be the price of 1 child. Divide 24 by 3 and you get 8. Since 8 is 1/3 of 24, 16 would be 2/3 of 24.

So the price for 1 child is 16$.

2 adults and 2 children is 24+24+16+16

The family had to pay a total of $80
4 0
2 years ago
Please help I am terrible at algebra
Marina CMI [18]

Answer:

y = (x-0)^2 + (-5)  ⇒ y = x^2 - 5

Step-by-step explanation:

The general vertex form of the parabola  y = a(x - h)² + k

Where (h,k) is the coordinates of the vertex.

As shown at the graph the vertex of the parabola is the point (0, -5)

So,

y = a(x-0) + (-5)

y = ax^2 - 5

To find substitute with another point from the graph like (1,-4)

So, at x = 1 ⇒ y = -4

-4 = a * 1^2 - 5

a = -4 + 5 = 1

<u>So, the equation of the given parabola is ⇒ y = x^2 - 5</u>

6 0
3 years ago
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