Simplify the expression (5-5i-) (-6-3i)

A) - 1-8i

B) 11-2i

C) - 11+2i

D) 9i

LO. Every 10 hours, a very 10 hours, a certain radioactive substance diminis original mass. The initial mass of the substance is 46.72 milligrams of the substance remain after 60 hours?

From the set of 5, 6, 38 use substitution to determine which value of x makes the equation true. 6 (x+33) = 228

Find the product. Simplify your answer. (2c+3) (4c+3)

Meg has a can that contains 80% orange juice and the rest water. The can has 1 liter of water. Part A: Write an equation using one variable that can be used to find the total number of liters of orange juice and water in the can.

Y-x=4 and x is three times the value of y, what is the value of x+y?

Zack says that the probability of rolling a number less than 4 on a six-sided number cube is 4/6. Valeria says that the probability is 3/6. Who is correct? Explain.

The unit price of hot dogs is $0.50/hot dog. How much will 12 hot dogs cost?

The formula to convert °F to °C is C = 5/9 (F - 32). 50°C = 122 °F Why do you multiply 50 by the reciprocal of 5/9

Yan is climbing down a ladder. Each time he descends four rings on the ladder, he stops to see how much farther he has to go. Which word in the problem indicates that a negative integer should be used 1 : Climbing 2: Stops 3: Descends 4: Farther

If a hat that costs $30 is discounted by 15%, what's the sale price?