How many solutions does the system have? 3x-5y=15 6x-10y=30

Ann took a taxi home from the airport. The taxi fare was $2.10 per mile, and she gave the driver a tip of $5. Ann paid of a total of $49.10. Write an equation

Your school has a $1200 grant to buy books and magazine subscriptions for the school library. The avarage cost of magazine subscription is $30. Your school decided to spend $870 on books and the remaining amout on magazine subscriptions.

What is the least common multiple of 12 and 5?

What are two numbers that multiply to be - 150 and add up to 19

There is 4/5 of a litre of milf in a jar. If Sue pours out 250 ml of milk from the jar, how much milk will be left?

Among the 1018 respondents, 179 said that cellular phones are "not at all annoying". What percentage of respondents said that cellular phones are "not annoying at all"?

Misty and yesenia have a group of base ten blocks. Misty had six more blocks than Yesenia. Yesenias blocks represent 17. Together they have 22 blocks, and the total number of blocks represent 85. What blocks could each girl have? What is the value?

Which number represents 2.7 billion

What is the answer to 140% of 50

Evaluate the expression. [8 + (2 x 12) ] x 2