If possible, factor 225x2 - 9y2

Nisha did the work below to solve an equation. Step 1 7 b + 3.2 b minus 5 = 18.92 Step 2 10.2 b minus 5 = 18.92 Step 3 5.2 b = 18.92 Step 4 b = 3.64 In which step did Nisha make her first error? Step 1 Step 2 Step 3 Step 4

Evaluate 2x^3 + 5x^2 + 4x + 8 when x = - 2

adele started her homework at 9:10 she finished her homework at 9:45. How long did she spend on her homework?

What is the unit rate in dollars for 1/2 hours $1.25

70,652 rounded to the nearest hundred

What is the median of 9, 6, 5, 3, 64, 7, 4, 2

What multiplied by what equals 84

3 to the 10th power = 3 to the 7th power times x to the 3rd power (solve for x)

Two sides of a triangle have lengths 18m and 23m. Describe the possible lengths of the third side.

The diagonals of a rhombus are 21 m and 32m. what is the area of the rhombus