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qwelly [4]
3 years ago
15

Solve the equation for y

tle=" \frac{2}{5}x + y = 3" alt=" \frac{2}{5}x + y = 3" align="absmiddle" class="latex-formula">
Mathematics
1 answer:
Elza [17]3 years ago
4 0

multiply both sides of the equation by 3.

2x+3y=9

move variable to the right side and change its sign

2x=9-3y

divide both sides of the equation by 2

x=9/2-3/2y

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CAN SOMEONE PLEASE
pishuonlain [190]

Answer: The graph is shown below

The solution to the system is (x,y) = (2,3)

=============================================================

Explanation:

To graph y = \frac{5}{2}x-2, we need two points. Generating any (x,y) point involves picking a random x value to find its paired y value. For instance, if you plugged in x = 0, you should get to y = -2 which is the y intercept. Then trying something like x = 2 will lead to y = 3. This line goes through (0,-2) and (2,3). This line is shown in red below.

The blue line is horizontal and goes through 3 on the y axis. Every point on this horizontal line has the same y coordinate of 3. The x value doesn't matter, so it's not part of the equation y = 3.

The intersection of the red and blue line is the solution to the system. That intersection occurs at (x,y) = (2,3). This means x = 2 and y = 3 pair up together to make both original equations true.

Since this system has at least one solution, we consider it a consistent system.

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2 years ago
Find the volume of the figure of 7 inches, 21 inches and 15 inches.
AfilCa [17]

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2,205 cubic inches

Step-by-step explanation:

8 0
3 years ago
Using the linear equation 4x–3y=12, express: b x in terms of y
Amiraneli [1.4K]

Answer:

y =  [4(x-3)]/3

Step-by-step explanation:

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8 0
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kondor19780726 [428]

Answer:

\quad y=-\frac{2\left(-2x+9\right)}{3}

Step-by-step explanation:

1. Subtract 8x from both sides:

8x-6y-8x=36-8x

2. Simplify:

-6y=36-8x

3. Divide both sides by -6

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never [62]
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