Boris is investigating a geometric series with an initial term of 5. Each successive term is - 3 times the previous term. What is the sum of the first 12 terms of this series?

Which equation represents a line that is parallel to the line whose equation is 2x + 3y = 12

Y + 2.3 = 0.45x -2y = 4.2x - 7.8 (2.4, - 1.2) (-1, 2.5) no solution infinitely many solutions

The hypotenuse of a triangle is 26 feet long one leg of the triangle is 14 feet longer than the other leg find the lengths of the legs of the triangle

Solve each system of inequalities by graphing. y 3x+4y≥12

Of the people who have taken their seats at a seminar, 2 have red hair, 5 have brown hair, 3 have grey hair, and 4 have black hair. What is the experimental probability that the next person to take a seat has red hair?

Find the height of a triangle with an area (a) of 35 square inches and base (b) of 7 inches. Use the formula for the area of a triangle, a = 1/2bh

A survey of 50 people found that 14 people like building a snowman. If 600 people had responded, how many would have been expected to list building a snowman as their favorite winter activity? theoretical or experimental probability, and why

What is leaner equation

The probability of heads 3 times in a row is very low. if first two times are heads, what is the probability in 3rd

7y+25=-24 what is the answer