Find the given elements of matrix D: D = 3 1 0 - 1 2 4 9 7 - 2 - 5 2 - 4 1 12 3 11 3 - 2 d11 = d12 = d13 = d21 = d22 = d31 =

Ou and two friends got jobs at stores in the mall. You earn $117.60$117.60 for 1414 hours of work. Ty earns $148.50$148.50 in 1818 hours. Kim earns $137.60$137.60 in 1616 hours. Who has the highest pay rate in dollars per hour?

The area of a rectangle is 117 square meters. The width is 9 meters. What is the length of the rectangle?

Find the following. 2. {a, e, i, o, u} Union {a, b, c, d, e} 3. {a, e, i, o, u} intersect {a, b, c, d, e} 4. |{a, e, i, o, u}|

Write a word phrase for the algebraic expression 3X - 7 a. The difference of three times a number X and seven b. The difference of seven and three times a number X c. three times a number c fewer than seven d.

A piggy bank containing nickels and dimes contains 60 coins. The total value in the piggy bank is $4.25. How many of each coin is there in the piggy bank?

Natasha is measuring the angles of a triangle. She measures the first two angles and gets 60° and 80°. What should be the measure of the third angle? A) 10° B) 20° C) 40° D) 220°

Russel and Aaron can build a shed in 8 hours when working together. Aaron works three times as fast as Russel. How long would it take Russel to build the shed if he were to work alone?

The sum of twice a number and 9 is 43

Two thirds of the product of 38 and 16

An angle cuts off 1/8 of the circle. What is the measure of this angle?