3a + b = 225

b-a = 25

A radio station had 135 tickets to a concert. They gave away 2 times as many tickets to listeners as to employees. How many tickets did they give away to employees?

Did cherise use algebra tiles to correctly represent the product of (x-2) (x-3)

Larry claims that 14+12*8+12 and 14*12+8*12 equivalent because they have the same digits and the scene operations

9.8x + 43.36 = - 10.2x + 41.90

Jack deposited $1,400 in his bank account. After 3 years, the account earned $294 in interest. Find the simple interest rate.

The product of 9 and the sum of three times a number and 8 is 180. What is the number? A) 4 B) 6 C) 12 Eliminate D) 18

Solve multi step equation 3 (5x-2) + 4x = 9x+6-2x

King Middle school has 1200 students. Each student takes 5 classes a day. Each teacher teaches 4 classes. Each class has 30 students and 1 teacher. How many teachers are there at king middle school?

What ratio is equivalent to 18/6

Wei has $150.00 to make a garland using 60-cent balloons. He wants to purchase 100 blue balloons and some number of white balloons. He learns that the white balloons are on sale for half price.