Solve the equation.7x + 3x = 110
A. x = 
B. x = 
C. x = 11
D. x = 100
Answer: C
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Graph.9x2 + 49y2 = 441
A. 
B. 
C. 
D. 
Add the polynomials. Assume all variable exponents represent whole numbers.
+ 
A. 
x6 - 
B. 
x2 + 
x - 
C. 
x2 - 3x + 2
D. 
x4 + 
x2 - 
Divide.-0.4 ÷ 0.02
A. -20 B. -3.8 C. -2 D. -0.38
Determine both the domain and the range of the function.
A. Domain: the set of real numbers greater than or equal to 0. Range: the set of real numbers. B. Domain: the set of real numbers. Range: the set of real numbers less than or equal to 0. C. Domain: the set of real numbers less than or equal to 0. Range: the set of real numbers. D. Domain: the set of real numbers. Range: the set of real numbers greater than or equal to 0. E. Domain: the set of real numbers greater than or equal to 0. Range: the set of real numbers less than or equal to 0.