5. Perform the indicated operation. (-12+8t) - (1 + 31) a. -13 - 51
b. -13 + 5i
C. 13 - 5i
d. 13 + 5i

Omar is going on a road trip! the car rental company offers him two types of cars. each car has a fixed price, but he also needs to consider the cost of fuel. the first car costs $90 to rent, and because of its fuel consumption rate, there's an additional cost of s0.50 per kilometer driven.

Solve this system of equations. 12x − 18y = 27 4x − 6y = 10

Which expression do you get when you eliminate the negative exponents of 4a^2 b^216a^-3 b