Solve the equation. Use words or set notation to identify equations that have no solution, or equations that are true for all real numbers. 5(x + 2) + 4 = 5x + 2
A. {12}
B. {x|x is a real number}
C. {8}
D. ?
Answer: D
You might also like to view...
Solve the problem.A country is made up of four regions A, B, C, and D. The population of each region, in thousands, is given in the following table.
According to the country's constitution, the congress will have 20 seats, divided among the four regions according to their respective populations.(a) Find the standard divisor , in thousands.(b) How many people are there for each seat in the congress?
A. 57; 57,000 B. 20; 20,000 C. 60; 60,000 D. 58; 58,000
Multiply.(2.1)(-4.53)
A. 6.63 B. -2.43 C. 6.73 D. -9.513
Solve.
- 
= 
A. -9 B. -9, -18 C. -18 D. empty set solution
Solve. If needed, round money amounts to two decimal places and all other amounts to one decimal place.A chemist needs 100 milliliters of a 41% solution but has only 33% and 53% solutions available. Find how many milliliters of each that should be mixed to get the desired solution.
A. 60 ml of 33%; 40 ml of 53% B. 70 ml of 33%; 30 ml of 53% C. 30 ml of 33%; 70 ml of 53% D. 40 ml of 33%; 60 ml of 53%