Solve the equation.21 = 3x - 3
A. -8
B. - 6
C. 6
D. 8
Answer: D
Mathematics
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Solve the problem.In a state with a population of 7,000,000 the average citizen spends $6,000 on housing each year. What is the total spent on housing for the state? Express answer in scientific notation.
A. $4.2 × 109 B. $42 × 1011 C. $42 × 1010 D. $4.2 × 1010
Mathematics
Find x: x2 = 64
a. x = 2 b. x = 4 c. x = 8 d. x = 16 e. x = 32
Mathematics
Use the statistical display to answer the question.Marriage Licenses Issued
(Each ? represents 20,000 licenses)Which months differ the most in the number of licenses issued and by how much?
A. April and June; 80,000 B. March and June; 90,000 C. April and June; 90,000 D. March and June; 80,000
Mathematics
Write as a percent.0.775
A. 0.775%
B. 775%
C. 
D. 77.5%
Mathematics