Find all real solutions to the equation.7 + 
= 1 + x
A. ?
B. {12}
C. {3, 12}
D. {3}
Answer: B
Mathematics
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Express the number in scientific notation.0.000019812
A. 1.9812 × 104 B. 1.9812 × 105 C. 1.9812 × 10-4 D. 1.9812 × 10-5
Mathematics
Use the fact that 
to find the value of the logarithm.
?
Fill in the blank(s) with the appropriate word(s).
Mathematics
Translate to an equation and solve.66 is 44% of what number?
A. 66 = 0.44 × n; n = 150 B. 66 = 0.44 × n; n = 67 C. 66 = 44 × n; n = 0.67 D. 66 = 0.044 × n; n = 1500
Mathematics
Write the statement as an inequality.z is less than or equal to -3
A. z < -3 B. z ? -3 C. z = -3 D. z > -3
Mathematics