How to solve 3x+2y=-1, 6x+4y=0 by elimination

What math operation determines the pattern? 48, 3, 45, - 42?

Why can't 1.07 pounds of sugar be compared to 1.23 cups of sugar?

If an artist can paint 4 paintings in 2 hours what is the artist unit rate

3.) What is the product of 25.3 and 14?

You can buy a skateboard for$11.00 from a friend and rent the safety equipment for $2.30 per hour or you can rent all items you need for $3.30 per hour. For how many hours will the cost be the same?

The value of a company in millions of dollars during its first 10 years increased by 2% each year. The original valuation of the company was 2.1 million dollars. Write a function to represent the value of the company x years after being founded.

What's 12x3-9x2-4x+3 in factored formed

Students sold 275 tickets for a fundraiser at school. Some tickets are for children and cost $3, while the rest are adult tickets that cost $5. If the total value of all tickets sold was $1,025, how many of each type of ticket was sold?

Simplify (3x+7) - (4x-2)

Use algebra tiles to model and solve each question 1.) x + 4 = - x - 4. 2.) 2 - 3x = - x - 8