Add or subtract. Assume all variables represent nonnegative real numbers.
- 7
- 5
A. -12
B. -12
C. -64
D. -64
Answer: C
You might also like to view...
Express the number in scientific notation.2500
A. 2.5 × 10-2 B. 2.5 × 10-3 C. 2.5 × 103 D. 2.5 × 102
Solve.A vendor has learned that, by pricing caramel apples at $1.25, sales will reach 89 caramel apples per day. Raising the price to
will cause the sales to fall to 49 caramel apples per day. Let y be the number of caramel apples the vendor sells at x dollars each. Write a linear equation that relates the number of caramel apples sold per day to the price x.
A. y = -40x - 139
B. y = - 
x + 
C. y = -40x + 139
D. y = 40x + 39
Find the equation in standard form of the parabola described.The vertex has coordinates (3, -5), and the focus has coordinates (4, -5).
A. (y + 5)2 = -4(x - 3) B. (x + 3)2 = -4(y - 5) C. (y + 5)2 = 4(x - 3) D. (x + 3)2 = 4(y - 5)
Solve the equation.
+ 4 = 11
A. 
B. 
C. 
D. ?