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omeli [17]
3 years ago
14

Determine the area of a rectangle with length of (x+3) and a width of (x-7)

Mathematics
1 answer:
Musya8 [376]3 years ago
5 0
X+3 * x-7
=x^2- 4x - 21
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Exploring Systems of Linear Equations 2x +3y =8 and 3x+y= -2
butalik [34]

The solution of the linear equations will be ( -2, 4).

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

It is defined as the relation between two variables, if we plot the graph of the linear equation we will get a straight line.

Given equations are:-

  • 2x +3y = 8 and 3x+y= -2

Solving the equations by elimination method:-

2x +3y = 8

3x+y= -2

Multiply the second equation by 3 and subtract from the first equation.

2x +3y = 8

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Out of the value of x in any one equation, we will get the value of y.

3x+y= -2

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The graph of the equations is also attached with the answer below.

Therefore the solution of the linear equations will be ( -2, 4).

The complete question is given below:-

Exploring Systems of Linear Equations 2x +3y =8 and 3x+y= -2. Find the value of x and y and draw a graph for the system of linear equations.

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brainly.com/question/2972832

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At Dave's diner, 2 sandwiches and 2 drinks cost $12. You can buy 5 drinks for the cost of one sandwich.
hram777 [196]
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2a+8+4a

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you can't really get an answer for this problem but you can simplify it

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Solve the equation: log3 ( x^9) =12
saul85 [17]
I hope this helps....

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