Use the distributive property to rewrite the expression. Simplify if possible.5(3x) + 5(4y)
A. 10(3x + 4y)
B. 15x + 20y
C. 5(3x + 4y)
D. 5x(3 + 4) = 35x
Answer: C
Mathematics
You might also like to view...
Write as a percent. 9.8
A. 0.98% B. 98% C. 980% D. 0.0098%
Mathematics
Solve the system by the elimination method. 7x + 8y = 48 2x - 5y = -30
A. ? B. {(0, 6)} C. {(-1, 7)} D. {(0, 7)}
Mathematics
Solve.How many different three-number "combinations" are possible on a combination lock having 21 numbers on its dial?
A. 3990 B. 7560 C. 15,120 D. 7980
Mathematics
Solve the problem.A room measures 
by 
The ceiling is 
above the floor. There is one window measuring 
by 
The door is 
style="vertical-align: -4.0px;" /> by 
What is the total area of the walls and ceiling (excluding the door and window)?
A. 228.5 ft2
B. 954.5 ft2
C. 688.5 ft2
D. 591.5 ft2
Mathematics