Evaluate: -8 + (-20)
A) –12
B) –28
C) 12
D) 28
E) 18
B) –28
Mathematics
You might also like to view...
Solve the problem.A water tank is formed by revolving the curve y = 6x4 about the y-axis. Find the volume of water in the tank as a function of the water depth, y.
A. V(y) = 
y3/2
B. V(y) = 
y3/2
C. V(y) = 
y1/2
D. V(y) = 
y9
Mathematics
Determine whether the activity can be used to illustrate the given property.Making a pot of coffee, brushing your teeth, and taking a shower.Does the associative property hold?
A. Yes B. No
Mathematics
Use the rules for exponents to rewrite the expression and then evaluate the new expression. (72)-1
A. 
B. - 
C. -14
D. -49
Mathematics
Solve the problem.The sum of the squares of the digits of a positive two-digit number is 20, and the tens digit is 2 more than the units digit. Find the number.
A. 42 B. 35 C. 53 D. 24
Mathematics