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​Algebra 1   State Test Practice

Graphing a system of inequalities

9/29/2016

 
A system of inequalities is shown.

y ≥ 5
​y ≤ (2/3)x + 3

Graph the boundary lines of the system.
Place a point on the coordinate plane to show one solution to the system.

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Solving a linear equation

9/27/2016

 
Fred solved the equation 8(3x - 7) = -6(x + 7) + 4 as shown.

Given          8(3x - 7) = -6(x + 7) + 4
Step 1         24x - 56 = -6x - 42 + 4
Step 2         24x - 56 = -6x + 46
Step 3         30x = 102
Step 4         x = 17/5

Fred made an error between step 1 and step 2.
a.)  Explain the error that Fred made.
b.)  What is the solution of the original equation?

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Algebra House
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