5 x + 4y = 16

X+y = 3.5

Find out what each letter is equal to

X=

Y=

13 greater than a number is 192. Find the number.

Solve the compound inequality 6b 4.

What is the slope of the line represented by the values in the table -2 1/-2 1/2 2

What is a positive coterminal angle to 403° that is between 500° and 1000° and a negative coterminal angle to 403° that is between - 500° and 0°? What is the value of arccos (-0.32) as a decimal to the nearest hundredth of a degree?

A cubic box that holds 125 units

Which data set is the most clustered around its mean? a. 4,10,8,6 b. 11,3,10,4 c. 2,9,13,4 d. 11,2,9,6

How many permutations of {1, 2, 3, 4, 5, 6} exist such that: (a) No even integer is in its natural position. (b) Exactly three integers are in their natural position. (c) 1 and 6 are in their natural positions.

Use the formula F=1.8C+32 to convert - 20° into fahrenheit.

Solve in the correct order: (-3 - 4) / - 9 A) - 7/-9 B) - 7/9 C) 7/9 D) - 1/9

Suppose a lab needs to make 400 liters of a 39% acid solution, but the only solutions available to the lab are 20% acid and 50% acid.