How can u evaluate 4: (2 (5-4) + 2

Solve the quadratic by quadratic formula below a^2-4a=21

Which list shows the numbers in order from least to greatest? 1.38, 1 3/7, 1.4

What's 20% Of 2 million

In a box of 500 colored balls, 75 are black, 150 are green, 175 are red, 70 are white, and 30 are blue. what are the probabilities of selecting a ball of each color.

Scientists determined that Antarcticas average winter temperatures was ...

Allergic reactions to poison ivy can be miserable. plant oils cause the reaction. researchers at allergy institute did a study to determine the effects of washing the oil off within 5 minutes of exposure.

Which functions domain consists of all real numbers except - 2? a) f (x) = 1/x+2 b) f (x) = 2x c) f (x) = 2x-2 d) f (x) = 1/vx+2

Use the substitution method to solve the system of equations. 3x+7y=1 y=x-7 A. 5,-2 B. 3,-4 C. 4,-3 D. 2,-5

Is 2/8 greater than 5/8?

Rosario is rolling a six-sided number cube. Rosario rolls the number cube twice. What is the probability that Rosario gets the number one twice in a row?