What expressions are equal if both a and b are negative numbers?

| a - b |

1. | a + b |

2. a - b

3. none of above

Cody has $700 in a savings account that pays 4% interest. what is the amount of simple interest he will learn in 2 years

What is the value of y that makes the equation y+2.9=11 true?

Expand and simplify (k-3) ^7

5x + 2 (x+20) + 10+5x+20+3 (x+10) = 770. Solve for X

Determine the interest rate earned on a $3,000 deposit when $3,600 is paid back in one year.

True or false: arc measure is the same length as arc length

What is something times 4 equal 40

Mac is 5 feet tall and casts a 4 foot 6 inch shadow. At the same time, a nearby tree casts a 20 foot shadow.

Jessica is reading a book. She is able to read about 5 chapters each day. Assuming that, on average, each chapter contains 13.87 pages, which is a good estimate of the number of pages Jessica can read in 4 days?

70,000,000write the number in the form standard