Find the value of x that satisfies the equation.
+ x = 8
A. x = 
B. x = 
C. x = 
D. x = 15
Answer: A
Mathematics
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Solve the problem.John owns a hot dog stand. His profit, in dollars, is given by the function 
where x is the number of hot dogs sold. What is the most he can earn?
A. $99 B. $49 C. $120 D. $106
Mathematics
Write the equation in slope-intercept form.4x + 5y = 1
A. y = 
x - 
B. y = 4x + 8
C. y = 
x + 
D. y = 
x + 
Mathematics
Add or subtract. Express the answer as a mixed number.38
- 25
A. 12
B. 13
C. 11
D. 12
Mathematics
Solve the system of equations by the substitution method.
A. {(-2, -4)} B. {(2, -4)} C. {(-2, 4)} D. {(2, 4)}
Mathematics