Which expression is equivalent to (3x^2 + 6x+5) - (-4x^2 - 6+2x)

When can two square roots or radicals be added/subtracted? Create an example of your own to explain your answer.

Which expressions are quadratic expressions? Check all that apply. z2 2x + 7x - 10 2x2 + 9x - 7 500 (0.25) t - 1 13x3 + 21x2 - 5

A student simplified - (2-n) to the expression n-2. Did the student simplify correctly? Why or why not?

What is the area of a square with side lengths of 7 feet? A. 28 ft B. 28 ft2 C. 49 ft2 D. 49 ft

Hasil perhitungan dari akar pangkat dua 9*3+15*5 adalah

Which of the following describes the quotient of 3 and - 27?

What is the round to the nearest million5,500,000

Kermit's favorite iced tea is made with 15 tea bags in every 2 liters of water. Peggy made a 12-liter batch of iced tea with 90 tea bags. What will Kermit think of Peggy's iced tea? Choose 1 answer: (Choice A) A It is too strong.

Y = -4x-5 y=3x-2 is (3,7) a solution of the system?

What is nine and four fifths times three