3sin^2x - 8sinx - 3 = 0

What is equivalent to the following expression? (2x^2+4xy-y^2) + (x^2+3xy-y^2)

Which number line represents the solution of 4x - 9 ≥ - 21? A) A B) B C) C D) D

The quotient of a number and - 4 is 5. What is the number?

The area of a particular rectangle is 72. If the length of the rectangle is twice the width, what is the width of the rectangle?

Which equations illustrate the associative property of addition? Choose exactly two answers that are correct. A. (11 + 2.2) + (-5) = 11 + [2.2 + (-5) ] B. - 3 • (5 + 8.5) = - 3 • 5 + (-3) • 8.5 C. + 1.8 = 1.8 + D. - 7 + [4 + (-2.

After taking 5 quizzes, your average is 76 out of 100. What must your average score be on the next five quizzes to increase your average to 81? A. 78 B. 87 C. 83 D. 86

Triangle ABC has side lengths of 15,21, and 18. How can u classify it by its sides

Factor the expression below. 4x2 - 20x + 25

What is the GCF of 30 and 49?

Simon walks a total of 45.55 miles in March and 35.7 miles in April. How many miles does Simon walk in all in March and April? Enter your answer