Answer:
Simplify the expression.
t^/9
Step-by-step explanation:
 
        
             
        
        
        
Answer:
11
Step-by-step explanation:
5x+15+20=90
5x+35=90
-35 from both sides
5x=55
divide both sides by 5
x=11
 
        
                    
             
        
        
        
Answer: -4.5
Step-by-step explanation:
 
        
             
        
        
        
Answer:
Step-by-step explanation:
Solve for 
y
y
.
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y
=
−
9
+
3
x
y
=
-
9
+
3
x
Rewrite in slope-intercept form.
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y
=
3
x
−
9
y
=
3
x
-
9
Use the slope-intercept form to find the slope and y-intercept.
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Slope: 
3
3
y-intercept: 
−
9
-
9
Any line can be graphed using two points. Select two 
x
x
 values, and plug them into the equation to find the corresponding 
y
y
 values.
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x
y
2
−
3
3
0
x	y	2	-3	3	0 
Graph the line using the slope and the y-intercept, or the points.
Slope: 
3
3
y-intercept: 
−
9
-
9
x
y
2
−
3
3
0
x	y	2	-3	3	0 
image of graph