Simplify the expression, and combine like terms.5(5a + 9b) - (7a - 3b)
A. 32a + 48b
B. 18a + 12b
C. 18a + 42b
D. 18a + 48b
Answer: D
Mathematics
You might also like to view...
Find 
by using logarithmic differentiation.y = 
A. 
B. 
C. 
D. 
Mathematics
Complete the ordered pair for the given equation.y = -5x - 29(-5, )
A. (-5, 145) B. (-5, 7) C. (-5, -4) D. (-5, -29)
Mathematics
Solve the problem.A rectangular board is 13 by 20 units. The foci of an ellipse are located to produce the largest area. A string is connected to the foci and pulled taut by a pencil in order to draw the ellipse. Find the length of the string.
A. 13 units B. 40 units C. 20 units D. 26 units
Mathematics
Perform the indicated operation.41 cm - 38 mm (in centimeters)
A. 37.2 cm B. 372 cm C. 3 cm D. 40.62 cm
Mathematics