Which of the following expression is equal to - x^2-4

trina has two brothers. one brother is 7 years older then trina and the other is 7 years younger the trina. the product of her brothers age is 51. how old is trina?

Claire thinks that if she draws a parallelogram with 2 congruent sides, it must be a rhombus. Jacob thinks that she would need to draw a parallelogram with at least 3 congruent sides before she could be sure it was a rhombus.

Write the equation of the line with a slope of - 1 and a y-intercept of - 6

How many factors does 23 have

A bank charges $3 each time you use an out of network ATM. At the beginning of the month, you have $1500 in your bank account. You withdraw $60 from your bank account each time you use an out of network ATM.

Alex knows 18% of the students surveyed at his school are dropped off by car, while 22% walk or ride bikes, and the rest ride the bus. Which table could represent this information?

Which arebPartial products for 56x31?

Solve for nn: 5n+40≥12n-32

Which product is greater 9*15 or 9*17? Explain how you can trll without finding the products.

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