Solve the equation and check the solution.-9 = -7x - 12 + 8x
A. x = -21
B. x = 21
C. x = -3
D. x = 3
Answer: D
Mathematics
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Solve the equation. Use the addition axiom.x + 14 = 6
A. {-8} B. {-20} C. {8} D. {20}
Mathematics
Determine whether or not the given function is an exponential function.y = 6xe
A. exponential B. not exponential
Mathematics
Determine whether the quantity is a variable or a constant.The number of meters in five kilometers
A. constant B. variable
Mathematics
Solve the problem.Gina is buying a used car that has an advertised price of $3000. She is buying the car on credit and must make a down payment of $800 and 24 monthly payments of $112. What is the total cost of the car?
A. $3478 B. $2788 C. $2688 D. $3488
Mathematics