Solve for x, where x is a real number.
5x = 
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Provide an appropriate response.Examine the discriminant and find the roots of the equation, rounding to the nearest tenth if necessary: 5x2 - 6x = -5
A. x = 0.6 ± 1.17i B. x = 0.6 ± 0.8i C. x = 1.4, -0.2 D. x = 3 ± 4i
Mathematics
Write the phrase as a mathematical expression. Use x as the variable.The product of 17 and some number
A. 17 - x
B. 17 + x
C. 17x
D. 
Mathematics
Determine which value(s), if any, must be excluded from the domain of the variable in the expression.
A. x = -8 B. x = 0 C. x = 8 D. none
Mathematics
Clear fractions then solve by substitution.
x + 
y = -1
x - 
y = 
A. {(0, -3)} B. ? C. {(-1, -3)} D. {(1, -4)}
Mathematics