Solve each by elimination

1. 6x - 4y = 0

-12 + 8y = 0

2. 12x + 10y = 16

-6x - 5y = - 8

3. 6x - 8y = - 14

3x + 12y = 18

4. 4x - 5y = 4

-9x + 12y = 18

5. 3x - 5y = 1

4x - 2y = - 8

6. 20x - 25y = 10

12x - 15y = 9

Which of the following statements is true of hypotheses? They can be derived from current business situation but not from previous research theory. hey are developed prior to data collection.

70 - 5x = number of people waiting in line to buy tickets x minutes after a ticket booth opened is given by 70 - 5x. What does the value of 70 represent

4 ones 4 tenths + 4 tenths

Complete the sentence (889*27) 50 + is than 889*27

What is 871,495 rounded to the nearest thousand?

A wheel of radius 1.9 feet is moving forward at 12 feet per second. How fast is the wheel turning?

there are 45 students in the speech contest. Yesterday, 2/3 of them give their speeches. Today, 2/5 of the remaining students give their speeches. How many students still haven't given their speeches?

How do I solve 5 (3n-4)

The radius of a circle is 12 inches. Using the formula A ≈ 3r2, what is the approximate area of the circle? 432 in2.

One yard of film is how many inches